Element English Translation Examples Sound
abad nm abbot T irabad Hafod-yr-Abad
aber nm/f estuary , confluence , stream Aberystwyth Llanaber
acer nf aceri acrau pl acre Ddwy-acer Ty'n-yr-acrau
aderyn nm adar pl bird Brynyradar Craig yr Aderyn
adwy nf gap , pass Craig-adwy-wynt Nant Adwy'r-llan
ael nf brow , edge Ael-y-coryn Aelybryn
aelwyd nf hearth Aelwyd-uchaf Aelwyd Brys
afallen nf apple-tree Afallenchwerw Dolafallen
afon nf river Afon-wen Glanrafon
allt gallt nf elltydd alltau pl hillside , cliff , wood Allt-mawr Alltwalis
am pr near , beside , around Amlwch Henllan Amgoed
amlwg adj evident , visible , prominent Brynamlwg Grwnamlwg
angell nf offshoot , tributary , leg , wing , limb Aberangell Afon Angell
anner annair nf heifer Cwm Penanner Dolpenanner
ar pr on , upon , over Hendy-gwyn ar Daf Pen-y-bont ar Ogwr
ardd , ard nm hill , height Talardd Pennard
argae nm argaeau pl dam, mill-dam , embankment Rhydargaeau Penyrargae
arglwydd nm -es n f lord , lady Waunarlwydd Caer-arglwyddes
argoed nf wood , grove Argoed Twyn-yr-argoed
arian nm silver Carn yr arian Fedw-arian
arth nm/f bear Aber-arth Afon Arth
asgwrn nm esgyrn pl bone Mynydd yr Esgyrn Esgyrn
athro nm teacher , father confessor Caeathro Pant Yr Athro
aur nm gold Bron-yr-aur Llannerch-yr-aur
awel nf awelon pl breeze Morawel Awelfryn
b- A word starting b may be a mutated form of a word starting p
bach adj small , little Dre-fach Cwm-bach Llechryd
bach nf bachau pl nook , corner , bend in a river Bachau Eglwys-bach
bachell nf bachell bachellau pl corner , nook , angle Fachell Fachell
bala nm narrow land between two lakes , outlet of a lake Bala Brynbala
ban nf bannau pl peak , beacon Pen y Bannau Rhydybannau
banc nm bank , hill , slope Bancyfelin Pen-y-banc
bangor nf (ecclesiastical) settlement enclosed within a wattled fence Bangor Bangor Teifi
banhadlen nf banadl banal pl broom Cefn-banadl Bronbanadl
banhadlog nf broom patch Maesbanadlog Banhadlog
bannog adj high , horned , turreted Bron-Bannog Cefnbannog
banw nm young pig Blaen Cwm Banw Nant-y-banw
bar nm top , summit Crug-y-bar Bryn-y-bar
barcud nm kite , buzzard Carreg y Barcud Llwyn-y-barcud
bardd nm beirdd pl bard Llofft-y-bardd Cwrtbrynbeirdd
bargod nm boundary (eaves) Bargoed Bargod Taf
batin bating betin etc.)
baw nm dirt Pig y Baw Bryn y Baw
bedd nm beddau pl grave Beddgelert Beddau
bedwen nf bedw pl birch Craigyfedwen Berthyfedwen
bedwlwyn nm birch grove Bedwlwyn Bedwlwyncoch
beidr nf lane , path Penfeidr Penyfeidr
beili nm beiliau pl bailey Beili Beili-glas
bela bele nm marten , wild beast Trebela Clunbele
bendigaid adj blessed Llanfendigaid Pontrhydfendigaid
berw nm rush of water Berw-ddu Berw-uchaf
betin beting bietin bieting nm pared and burnt land Cefn-betingau Batingau
betws nm chapel Betws Bledrws Betws-y-coed
beudy nm cow-house Beudiau Beudy-mawr
bid nm quickset hedge Carreg Fidwen Twyn y Fidffawydd
blaen nm blaenau pl source of river or stream; highland Blaenau Ffestiniog Blaengarw
blaidd nm wolf Cae'r-blaidd Castell-y-blaidd
bod nm/f abode , dwelling Bodedern Meifod
bol bola nm belly , swelling Rhos-y-bol Cors-y-bol
bon nm stock , stump , base Bon-y-maen Bon-yr-on
boncen boncyn poncyn poncen
braenar branar nm brynar n f fallow land Mynydd Branar Braenarauduon
braich nm/f ridge , arm Pen-y-braich Braich Anelog
brân nf brain pl crow Cwm-brân Llanfihangel Nant Brân
bras adj breision pl big , fat , rich Bryn-bras Maen Bras
bre nf hill Pen-bre Moelfre
brenin nm king Rhodiad-y-brenin Plas y Brenin
brest nf hill-breast Brest Cwm-Llwyd Brestbaily
brith adj braith f speckled; coarse Brithdir Pontllan-fraith
briw nm (adj) broken , shattered Briwnant Carn Briw
bro nf region; vale , lowland Llanbedr-y-fro Rhyd-y-fro
bron nf bronnydd pl hill-breast (breast) Bronydd Brongest
brwynen nf brwyn pl rush Brwynen Cwmbrwyn
brwynog nf place of rushes , marsh Brwynog Brwynog
brych adj brech f speckled Brechfa Llanfrechfa
bryn nm bryniau pl hill Bryn-berian Llanbryn-mair
bryncyn nm hillock Bryncyn-felen Bryncyn-hydfa
buarth nm buarthau pl farm-yard; pen Buarth Berran Buarth y Caerau
buches nf milking-fold (herd) Buches y Foelortho Fuches
budr adj dirty , mucky Nant Budr Rhyd-fudr
bugail nm bugelydd bugeiliaid pl shepherd Bugeildy Tafarn-y-Bugail
bustach nm bustych pl bullock Nant y Bustach Cwm Bustach
buwch nf buchod ; (gwartheg )pl cow; cattle Cas-fuwch Cwm y Fuwch
bwbach nm bogey , goblin Allt y Bwbach Bryn Bwbach
bwch nm buck Castell-y-bwch Craig-y-bwch
bwla nm bull Nantybwla Alltybwla
bwlch nm bylchau pl gap , pass Bwlch-y-groes Tan-y-bwlch
bwrdd nm table Bwrdd Arthur Bwrdd y Rhyfel
bychan adj bechan f bychain pl small , little Morfa Bychan Llanfairfechan
byr adj ber f short Byrgoed Byrgwm
caban nm cottage , cabin Caban-coch Caban
cadair nf seat, stronghold Cadair Penacader
cadarn adj strong , powerful Crucadarn Twyn Cerrig-cadarn
cadno nm fox Carreg Cadno Clo Cadno
cadw nm preserve , spinney Maes-cadw Coed Cadw
cae nm caeau pl field , enclosure Pen-y-cae Rhes-y-cae
caer nf caerau pl stronghold , fort Caernarfon Caerdydd
caeth adj & nm/f caith pl captive Cricieth Caethle
cafn nm ferry-boat Tal-y-cafn Nant-y-cafn
cain adj fine , fair , beautiful; ridge Cilcain Pistyll Cain
calch nm lime , chalk Pen Cerrig-calch Twyn Calch
caled adj & nm hard Sarn-y-bryn-caled Cae Caled
cam adj crooked , bent Pengam Camros
camfa nf stile Nant Maes y gamfa Camfa Derw
canol nm middle Y Felin Ganol Tircanol
cantref nm hundred (territorial division) Cantref Cantref
capel nm chapel Capel Curig Capel Bangor
carn nf carnau pl heap of stones , tumulus Pen-y-garn Aber-carn
carnedd nf/m carneddau carneddi pl heap of stones , tumulus Penygarnedd Bryncarnedd
carreg nf cerrig pl stone , rock Llanbadarn y Garreg Cerrigceinwen
carrog nf torrent , fast-flowing stream Carrog Dolgarrog
carrog nf brook Carrog Carrog
carw nm stag Gallt-y-carw Cilcarw
cas nm castle Cas-bach Croes Cas-lai
caseg nf cesig pl mare Afon Caseg Llyn Caseg-fraith
castell nm cestyll pl castle; small stronghold; fortified residence Castell Nedd Castell-Paen
cath nf cat Carreg-y-gath Rhyd-y-gath
cau adj hollow; enclosed Caubwll Cwm Cou
cawl nm sea-kale (soup) Porthcawl Heol-y-cawl
cawr nm -es f ceiri cewri pl giant Castell Cawr Barclodiad y Gawres
caws nm cheese Nant-y-caws Cerrig Caws
ceffyl nm ceffylau horse Bryn Ceffyl Allt y Ceffylau
cefn nm cefnydd r idge Cefn-brith Cefn-coch
cefnen nf ridge Cefnen Cefnen Wen
cegid np hemlock Cegidfa Bryniau Ystumcegid
cegin nf kitchen Abercegin Gegin
cegyr np hemlock Cwm-cegyr Dolycegyr
cei nm quay Ceinewydd Cei Ystagbwll
ceiliog nm cock Caergeiliog Croesyceiliog
ceirch cyrch nm oats Bryn-ceirch Cae-ceirch
ceisiad nm ceisiaid pl bailiff Nant-y-ceisiad Llain Ceisiad
cell nf celloedd cellau pl cell Gell-fain Dolgellau
celli nf grove Y Gelli Gandryll Pencelli
celynnen nf celyn pl holly tree Llwyncelyn Trecelyn
celynnog clynnog nf holly grove Clynnog Ffridd Celynnog
cemais (cemaes ) nm (from np) bend in river or coastline Cemaes Cemais Comawndwr
cennin np leeks Llanbedrycennin Cilcennin
cerddinen cerdinen nf cerddin cerdin pl mountain-ash Blaencerdinfach Bryn-Cerdin
cerwyn nf vat , pot-hole Foel Cwmcerwyn Cwmcerwyn
cesail nf hollow Cesailgwm Coed y Gesail
cest nf belly , swelling Porth-y-gest Brongest
ceulan nf river bank Cwm Ceulan Fforch Ceulan
ceunant nm ravine , gorge Pen-y-ceunant Mynydd Ty'n-y-ceunant
ch- A word starting ch may be a mutated form of a word starting c
chwaen nf piece of land , breezy , windy place Chwaen Bach Chwaen-wen
chwilog nf land infested with beetles Chwilog Chwilog Fawr
ci nm cŵn pI dog Tre-cŵn Carnedd y Ci
cigfran nf cigfrain pl raven Craig Nyth-y-gigfran Cwmgigfran
cil nm ciliau pl retreat , recess , corner Llanycil Ciliau Aeron
cilfach nf nook Gilfachreda Y Gilfach-goch
cist nf chest Cist Cerrig Gist Wen
cistfaen nm stone-chest Cistfaen Cistfaen
clafdy nm hospital Clafdy Rhyd-y-clafdy
clawdd nm cloddiau pl ditch , hedge Penclawdd Clawddnewydd
clegyr nm rock , cliff Clegyr-mawr Penclegyr
clip nm -iau pl precipice , crag , steep slope Clip Clipiau
cloch nf bell Maenclochog Clochfaen
clochydd nm sexton , parish clerk Dôl-y-clochydd Bryn-y-clochydd
clog nf clogau pl crag , precipice Clogfryn Carn Pen-y-clogau
clogwyn nm precipice , steep rock hanging on one side Clogwyn Clogwynygarreg
clos nm yard before a house Clos Closglas
clun nm meadow , moor Clunderwen Cluncoch
clwt clwtyn nm clytiau pl patch Clwt-y-bont Clwt
clwyd nf clwydydd pl hurdle , gate Clwydygraig Pentreclwydau
clyd adj sheltered Cwm-clyd Lletty-clyd
cnap cnepyn nm top , summit of hill , short sharp ascent Pen-y-cnap Bryn-cnap
cnol nf hillock , knoll Twyn-y-gnol Cnol Wen
cnwc nm hillock Cefn Cnwc Pencnwc
cnwch nm hillock Cnwch-coch Cefn Cnwcheithinog
coc cocyn nm cociau pl tump , hillock Bryn-cocyn Ffridd Cocyn
coch adj cochion pl red Penrhyn-coch Bryn-coch
coeden nf coed pl tree Coed-elái Coed-duon
coedlan nf copse , coppice , woodland glade , grove Coedlannau Llannerch Coedlan
coetan nf quoit Carreg Coetan Coetan Arthur
coetgae nm woodfield , field recovered from forest; palisaded enclosure Coetgae Du Panwaun Pen-y-coetgae
collen nf cyll coll pl hazel Cwrt y Gollen Cyll
colomen nf colomennod pl dove Colomendy Moel Golomen
colwyn nm whelp Bae Colwyn Tregolwyn
comin nm comins pl common Comins-coch Comin-y-garth
congl nf corner Congl-y-cae Gongl-gam
copa nf crest , summit Copa Ceiliog Copa Shôn
cored nf weir Pant-y-cored Gored Goch
corlan nf sheep-fold Corlan Fraith Corlannau
corn nf stall , crib Llanfihangel Rhos-y-corn Corn y Fan
cornant nf brook Pantycornant Cornant
cornel nf corner Plas-yn-cornel Pwllcornel
coron nf crown Goron Goron-ddu
cors nf corsydd pl bog Llan-gors Y Gors-las
craf nm garlic Aber-craf Crafnant
craig nf creigiau pl rock Craig-y-nos Graig
crau nm piggery , sty; stronghold Llanfihangel-y-creuddyn Pont Creuddyn
criafolen nf criafol pl mountain-ash Waun y Griafolen Pant-y-griafolen
crib nf cribau pl crest , summit Cribyn Cefn Crib
crin adj withered Cefn-crin Cringoed
crochan nm cauldron Foel Crochan Maes-y-crochan
croes nf cross Pen-y-groes Tŷ-croes
croesffordd croesheol croeslon nf cross-roads Groesffordd Ty'n-y-groesffordd
crofft nf crofftau pl croft Grofft Bryn-y-crofftau
crug nm crugiau pl heap , tump Crug-y-bar Yr Wyddgrug
crwm adj crooked , bent Crymlyn Crymych
crwth nm tump , hillock Cwmcrwth Llwyn y Crwth
cul adj narrow Cefn Cul Esgair Gul
cut nm cutiau pl shed , sty Cutiau Ffynnon Cut-y-geifr
cwar nm cwarrau quarry Pen y Cwar Cwarrau-mawr
cwm nm cymau cymoedd pl valley , dale Cwmcewydd Cwmaman
cwmwd nm commote (territorial division) Mynydd Tir-y-cwmwd Cefn Cwmwd
cŵn ci )
cwrn nm cyrn cyrnau stack , peak , point Pencyrn Trecyrn
cwrt nm court , yard Cwrtnewydd Cwrt Henry
cwrw nm ale Pwll-y-cwrw Bryn Cwrw
cyff cyffyll nm stock , stump Y Gyffylliog Pont Rhyd-y-cyff
cyffin nm boundary , frontier Gyffin Penisacyffin
cyfrwy nm ridge between two summits (saddle) Pen y Cyfrwy Carn Gyfrwy
cyfylchi nf circular fortress Gyfylchi Dwygyfylchi
cyfyng adj narrow strait Cyfyng Pont Gyfyng
cyll collen
cymer nm cymerau pl confluence Rhydcymerau Pentrellyncymer
cythraul nm devil Craig y Cythraul Cadair y Cythraul
cytir nm common Cytir Cytir-bach
d- A word starting d may be a mutated form of a word starting t
dafad nf defaid pl sheep Carreg y Ddafad Pantyddafad
dafadfa nf sheep-fold Dafadfa-isaf Dafadfa Uchaf
dalfa nf pound Ddalfa Cors y Ddalfa
dan tan
dâr nf deri pl oak Aberdâr Bwlch-y-ddâr
das tas
dau num dwy f two Aberdauddwr Bryn-ddwy-nant
dd- A word starting dd may be a mutated form of a word starting d
deilen nf dail pl leaf Tir-y-dail Castell y Dail
delw nf image Carnedd y Ddelw Craig y Ddelw
deon nm dean Caerdeon Cae'r Deon
derlwyn nm oak-grove Carregyderlwyn Cefn Derlwyn
derwen nf derw pl oak Derwen-las Derwen-gam
dibyn nm steep slope , precipice Dibyn Du Cwm Pont-bren Dibyn
diffwys nm precipice , abyss Diffwys Llechwedd Diffwys
din nm hill-fortress Dinbych Caerfyrddin
dinas nm/f hill-fortress; city Dinas Dinlle Pendinas
diserth nm hermitage Diserth Dyserth
disgwylfa nf place of observation , look-out point Twyn Disgwylfa Disgwylfa
dôl nf dolau dolydd pl meadow Dolbenmaen Dôl-y-bont
dorglwyd torglwyd
draenen nf drain pl thorn Draenen Pen-y-graig Ffynnon-ddrain
draenllwyn nm thorn-bush Draenllwyn-du Esgair Draenllwyn
draw adj yonder Heol-draw Pen-draw
dreiniog adj thorny Bryndreiniog Domen Ddreiniog
drud nm drudion pl hero , fighter Cerrigydrudion Cerrig Drudion
drum trum
drws nm gap , narrow pass (door) Drws Gwyn Drws-y-coed
dryll nm small piece of land Y Gelligandryll Dryll
dryslwyn nm bramble bush Dryslwyn Dryslwyn
du adj duon pl black , dark Dulais Ynys-ddu
dwfn dyfn adj dofn f deep Dyfnant Wernddofn
dwfr dŵr nm water Erw-ddwfr Llwyn-dwfr
dyffryn nm valley Dyffryn Llanbedr Dyffryn Ceiriog
dylif nm flood , deluge , torrent Dylife Afon Dylif
dylluan tylluan
-dyn fortified enclosure Taltreuddyn Nant Creuddyn
dyrys adj wild , rough Cefndyrys Fronddyrys
ebol nm ebolion pl colt Crug-ebolion Llwynyrebol
efail gefail
efwr nm cow-parsnip; yew Cyll Efwr Dinefwr
eglwys nf church Yr Eglwys Newydd Cwm-yr-eglwys
eiddew nm ivy Moel Eiddew Llyn Eiddew-bach
eira nm snow Nant-yr-eira Maeneira
eisingrug nm heap of bran or corn husks Eisingrug (Singrug) Afon Eisingrug
eisteddfa nf seat , resting , place Eisteddfa Cripiau Eisteddfa-fach
eisteddfod nf meeting-place , assembly Bryn Eisteddfod Eisteddfod
eithin np furze Talcen Eithin Tir-eithin
eithinog nf furze patch , gorse land Twyn Eithinog Bryn Eithinog
elor nf bier Bwlch-y-ddwy-elor Elorgarreg
eos nf nightingale Bryn-yr-Eos Cileos
ergyd nm/f cast; projecting spur of land Ergyd Isaf Ergyd Uchaf
erw nf erwau pl acre Croes-erw Erw Barfau
eryr nm eagle Gartheryr Foel Eryr
esgair nf long ridge Esgairgeiliog Pant-yr-esgair
esgob nm bishop Plas-yr-Esgob Pigyn Esgob
esgyrn asgwrn
ewig nf hire Rhyd Yr Ewig Gwern-yr-ewig
f- A word starting f may be a mutated form of a word starting b or m
-fa ma )
ffald nf ffaldau pl sheep-fold , pound , pen , run Bancyn-ffald Carn-ffald
ffarm fferm
ffawydden nf ffawydd pl beech tree Ffawydden Twyn y Fidffawydd
ffawyddog nf beech grove Ffawyddog Ffawyddog
fferm nf farm Fferm-y-Capel Fferm Felinfach
ffin nf boundary Ffos-y-ffin Ffinnant
fforch nf bifurcation of streams , fork , shape of fields , etc Fforch Ceulan Cilfforch
ffordd nf way , road Banc-y-ffordd Pen-y-ffordd
fforest nf forest , park Fforest-fach Trefforest
ffridd ffrith nf ffriddoedd pl wood; mountain enclosure , sheep walk Bwlch-y-ffridd Ty'n-y-ffridd
ffrwd nf stream , torrent Gwenffrwd Ffrwd-grech
ffwrnais ffwrnes nf furnace Ffwrnais Craig Ffwrnais
ffynnon nf ffynhonnau pl spring , well Gwarffynnon Llwynffynnon
fry pr above Neuadd-fry Ty-fry
g- A word starting g may be a mutated form of a word starting c
gafl nf geifl pl fork Bwlch yr Eifl Yr Eifl
gafr nf geifr pl goat Corngafr Cae'r-geifr
gallt allt
gardd nf gerddi garddau pl garden; enclosure Yr Ardd-lîn Ardderfin
garth nm promontory , hill , enclosure Llanfihangel-ar-arth Penarth
garw adj coarse , rough Blaengarw Bryn Garw
gast nf bitch Cefngast Cwm Gast
gefail efail nf smithy Cefn-y-gefail Efail-newydd
geirw np rush of waters , waterfall Pont Aber-Geirw Geirw
genau nm pass , opening of a valley Llanfihangel Genau'r-glyn Coedgenau
glais nm/f brook Y Glais Dulais
glan nf river-bank , hillock Glan-Clwyd Glan Adda
glas adj gleision pl green, when referring to grass, pasture or leaves; or blue, when relating to the sea or airGlasallt-fawr Bryn Glas
glo nm charcoal , coal Nant-y-glo Cwm-y-glo
glyn nm deep valley , glen Glyn-hir Llanfihangel Glyn Myfyr
godre nm edge or foot of hill Godre'r-graig Godreaman
gof nm smith Rhyd-y-gof-isaf Bron-y-gof
gofer nm rill , overflow of a well Gofer Blaengofer
gogof ogof
golau adj light , bright Alltgolau Wernolau
gorffwysfa nf resting place Pengorffwysfa Gorffwysfa
goror nm/f gororau gororion pl boundary Gororion Oror
gorsedd nf tumulus , barrow , hillock Gorsedd Yr Orsedd
graean nm gravel Graeanryd Bwlch y Graean
gris nm grisiau pl step Tanygrisiau Esgair Gris
gro nm/f gravel; gravel hill Gronant Ro-wen
grofft nf grofftau pl croft Grofft Cefn Rofft
grug nm heath , heather Cefn-y-grug Grugfryn
grwn nm ridge between two furrows , ridge in a field Grwnamlwg Grwn-oer
gwaelod nm foot of hill , bottom Gwaelod-y-garth Gwaelod
gwair nm hay Llwyngwair Pant-y-gwair
gwal nf gwaliau pl wall Rhos-y-gwaliau Bryn-y-gwalia
gwâl nf lair Gwal y Filiast Gwal-yr-hwch
gwar nf ridge (nape of neck) Gwar-y-felin Gwarallt
gwartheg np cows , cattle Cors y Gwartheg-llwydion Dolgwartheg
gwas nm youth , servant Bryn-gwas Ynysygwas
gwastad nm plain Gwastadannas Gwastad-mawr
gwastad adj flat Gwastad Gwastadfryn
gwaun nf gweunydd pl moor , mountain meadow , moor-land field , moor-land field Waunarlwydd Abergwaun
gwden nf willow-tree , reeds Glangwden Dolgwden
gweirglodd nf hay-field , meadow Gweirglodd-gilfach Nantyweirglodd
gwely nm bed , resting-place , family land Gwely'r Misgl Pen y Gwely
gwen gwyn
gwenith nm wheat Bryngwenith Dolgwenith
gwerdd gwyrdd
gwerfa nf cool spot on mountain side where cattle or sheep seek shade Werfa Bwlch y Werfa
gwern gwernog nf place where alders grow , swamp Cilgwern Pengwern
gwernen nf gwern pl alder tree Gwernaffield Gwernymynydd
gwiber nf viper Carregwiber Allt y wiber
gwig nf gwigau pl grove , wood Melin-y-wig Cefn-wig
gwinllan nf grove (vineyard) Marianywinllan Winllan
gwlad nf region Coed-y-wlad Cors-y-wlad
gwlyb adj gwleb f wet Gwlybycoed Gelli-wlyb
gwndwn gwyndwn
gwrach nf hag , witch Rhyd-y-wrach Blaen-gwrach
gwreiddyn gwraidd nm gwreiddiau pl root Gwreiddyn Gwreiddiau
gwrych nm (quickset) hedge Gwrych Bedw Hen Wrych
gwryd nm fathom Llangwryd-isaf Nantygwryd
gwter cwter
Gwyddel nm Gwyddyl Gwyddelod pl Irishman Gwyddel Gwyddelwern
gwydden gwŷdd nf pl tree Llyn y Grinwydden Glanwydden
gwyddfa nf mound , tumulus Yr Wyddfa Graig Trewyddfa
gwylfa nf look-out point Gwylfa Hiraethog Foel Wylfa
gwyn adj gwen f gwynion pl white Gaerwen Bron-gwyn
gwyndwn gwndwn nm grassland , lea Gwndwn Gwndwngwyn
gwynt nm wind Tre-gwynt Moel y Gwynt
gwyrdd adj gwerdd f gwyrddion pl green Dolaugwyrddon Dolwerdd
gyrfa nf racecourse Llannerch-yrfa Pant-yr-yrfa
hafn nf gorge , ravine Maeshafn Yr Hafnau
hafod nf summer dwelling Nant-yr-hafod Hafod-dywyll
hafoty nm summer dwelling Hafoty Hafoty'r Bwlch
haidd nm barley Maes-yr-haidd Nant-yr-haidd
halog adj dirty , muddy Rhydhalog Pwllhalog
hardd adj fine , fair Pentre-hardd Harlech
haul nm sun Bolahaul Bron Haul
hebog nm/f hawk Moel Hebog Mynydd Pwllyrhebog
helfa nf hunting-ground Dolhelfa Helfa
heli nm brine Y Felinheli Pwllheli
helygen nf helyg pl willow Llanfihangel Helygen Brynhelygen
hen adj old Brynhenllan Hendy-gwyn ar daf
hendre(f) nf winter dwelling , old home , permanent abode Capel Hendre Hendre
heol hewl nf street , road Heol-las Heol-y-cyw
hesgen nf hesg pl rush Cwm-hesgen Nant Hesgog
hesgyn nm bog Penhesgyn Ffridd Cwmhesgyn
hir adj long Ynys-hir Pont-hir
hwch nf sow , swine Stryt-yr-hwch Gorsyrhwch
hwnt adj yonder Pentrehwnt Tu-hwnt-i'r-afon
hwrdd nm hyrddod pl ram Cornhwrdd Llwyn-yr-hwrdd
hydd nm hyddod pl stag Moel-yr-hydd Penhydd Fawr
iet nf gate Iet-y-bwlch Bwlch-yr-iet
is pr below , lower Bangor Is-coed Is-afon
isa(f) adj lowest Penisa'r-waun Llangwryd-isaf
isel adj low Nant Ffriddisel Ffynnon Isel
iwrch nm iyrchod pl roebuck Nantiwrch Pwlliwrch
l- A word starting l may be a mutated form of a word starting ll
lawnt lawnd nf open space in woodland , glade Lawnt Lawnt
llaeth nm milk Llaethbwlch Wernllaeth
llaethdy nm milk-house , dairy Blaenllaethdy Pantllaethdy
llain nf lleiniau pl narrow strip of land Llainfachwen Llain-lwyd
llam nm leap Llam Carw Llam-march
llan nf church , monastery Llandudno Llanelli
llannerch nf clearing , glade Llannerch-y-medd Rhosllannerchrugog
llawr nm level area, floor of valley Llawr-y-glyn Llawr-y-cwm-bach
lle nm place , position Lle'r Gaer Lle'r-neuaddau
llech nf llechau pl slab , stone , rock , rock Benllech Harlech
llechwedd nf hillside Cwmllechwedd Llechwedd
lled nm & pr breadth; rather , almost , partly Lledfron Llednant
lleian nf nun Llanlleiana Llan Lleian-wen
llethr nf slope Llethr Esgair Llethr
llety nm small abode , quarters Bron-llety-Ifan Cefn-Pen-llety
llidiard llidiart nm llidiardau llidiartau pl gate Llidiart-cae-hir Llidiardau
llin nm/f flax Pant Llin Bach Bryn-llin-fawr
llo nm lloi pl calf Nant Cwm-lloi Nant-llo
lloc nm fold Lloc Lloc
llofft nf high place (loft) Llofft-y-bardd Llofftyddgleision
lluest nm shieling , cottage , hut Lluest Lluest-wen
llwch nm llychau pl lake; dust Amlwch Talyllychau
llwm adj lom f bare , exposed Cwm-llwm Grinllwm
llwybr nm path Llwybr-hir Penllwybr
llwyd adj llwydion pl grey , brown; holy Pentre Llwyn-llwyd Braich Llwyd
llwyfen nf llwyf pl elm Aberllefenni Llwyfen
llwyn nm llwyni llwynau pl grove , bush Llwyngwril Llwyndyrys
llwynog nm fox Cwmllwynog Trwyn Llwynog
llydan adj broad Carreglydan Cefn-llydan
llygad nm source of river or stream (eye) Llygad-y-cleddau Llyn Llygad Rheidol
llygoden nf llygod pl mouse Heol Llygoden Tre-pys-llygod
llym adj llem f sharp , acute Carreg Blaen-Llym Carreg Lem
llyn nm/f lake Maes-llyn Crymlyn
llynwyn nm pool , puddle; moat Bryn Llynwyn-ddwr Llynwyn Glas
llys nm/f court , hall Henllys Llys-y-frân
lôn nf lane , road Lôn-las Lôn
m- A word starting m may be a mutated form of a word starting b
ma- -fa nf plain , place Machynlleth Gabalfa
mab nm meibion pl son Nantymab Moel y Mab
maen nm meini main pl stone Rhyd-y-main Pont-faen
maenol nf stone-built residence of chieftain of district ; manor Maenol Faenol-Broper
maerdre(f) nf lord's demesne Llanilltud Faerdref Gwaralltyfaerdre
maerdy nm steward's house , dairy Y Maerdy Y Maerdy
maes nm meysydd pl open field , plain Maes-glas Maes-teg
magwyr nf (dry) stone wall , hedge ; ruin Magwyr Clwydyfagwyr
maharen nm meheryn pl ram , wether Gellifaharen Rhosmeheryn
main adj thin , narrow Gell-fain Bylchau Rhos-fain
main maen
march nm meirch pl horse , stallion Rhos-meirch Drenewydd Gelli-farch
marchog nm knight , horseman Felindre Farchog Marchogdir
marian nm holm , gravel , gravelly ground , rock debris Marian-glas Marian Prysau
marl nm marl , chalky clay Parc-y-marl Gwern-y-marl
mawn nm peat Rhos-y-mawn Waun Mawn
mawnog nf peat-bog Mawnog Pen Bryn-y-fawnog
mawr adj big , great Llanbadarn Fawr Waunfawr
medd nm mead Nant-y-medd Llanerchymedd
meillionen nf meillion pl clover Cwm Meillionen Maes-meillion
melin nf mill Felin-fach Melin-coed
melindref nf mill-town Felindre Felindre
melyn adj melen f yellow Trefelen Melynllyn
menyn ymenyn nm butter Brynmenyn Dolmenyn
merch nf daughter Afon Merch Crugiau Merched
merddwr nm merched pl stagnant water Merddwr Banc y Merddwr
merllyn nm stagnant pool Merllyn Merllyn
merthyr nm burial place , church Merthyr Tudful Merthyr Cynog
meudwy nm hermit Ynysymeudwy Porth Meudwy
mh- A word starting mh may be a mutated form of a word starting p
mign mignen nf mignedd pl bog , quagmire Migneint Tal-y-mignedd
milgi nm greyhound Ffynnon Maen Milgi Ffynnon y Milgi
miliast nf greyhound bitch Gwal y Filiast Carnedd y Filiast
min nm margin side Minffordd Minffrwd
mochyn nm moch pl pig Mochdre Crug-moch
moel adj bare , bald Nant-y-moel Moelfre
moel nf bare hill Y Foel Rhyd-y-foel
morfa nm marsh , fen Morfa Bychan Morfa Nefyn
moryd nf estuary , channel Afon Foryd Foryd
mur nm muriau pl wall Castell Tomen-y-mur Mur Melyn
mwdwl nm stack , cock of hay Mwdwl-eithin Pen y Mwdwl
mwnws nm refuse heap Rhiw Fwnws Castell y Mwnws
mwyalch mwyalchen nf blackbird Croes-y-mwyalch Llechwedd-fwyalchen
mwyn nm ore , mine Rhandir-mwyn Rhyd-y-mwyn
mynach nm mynych menych mynaich pl monk Capel Coed-y-mynach Ystradmynach
mynachdy nm monastic grange Trwynmynachdy Mynachdy
mynachlog nf monastery Mynachlog-ddu Mynachlog
mynwent nf churchyard , cemetery Penyfynwent Esgair-fynwent
mynydd nm mountain , moorland Penmynydd Gwernymynydd
n- A word starting n may be a mutated form of a word starting d
nant nf nentydd naint nannau pl brook Nantyffyllon Nant-glas
nant nm nentydd naint nannau pl dingle , glen Nant-y-moel Llanfihangel-y-pennant
neuadd nf hall Llety'r-neuadd Llwyneuadd
newydd adj newydd newyddion pl new Castell Newydd Emlyn Y Drenewydd
ng- A word starting ng may be a mutated form of a word starting g
ngh- A word starting ngh may be a mutated form of a word starting c
nh- A word starting nh may be a mutated form of a word starting t
noddfa nf/m refuge , shelter , sanctuary Braich y Noddfa Caer Noddfa
nyth nm/f nest , inaccessible position Nyth-grug Tap Nyth-yr-eryr
ochr nf side , slope Ochr Cefn Ochr Fawr
odyn nf kiln Rhydodyn Twynrodyn
oer adj cold , exposed Waun-oer Cwm Oergwm
offeiriad nm priest Nantyroffeiriad Nantyroffeiriad-fawr
ogof gogof nf ogofau gogofau pl cave Bryn-yr-ogof Ogof Ddu
onllwyn nm ash grove Yr Onllwyn Onllwyn
onnen nf onn ynn pl ash-tree Trefonnen Rhyd-yr-onnen
pabell nf pebyll pl tent , grove Babell Cilybebyll
pair nm cauldron Bryniau Pair Nant-y-pair
pâl nm palisaded enclosure Penrhiwpâl Pen-pâl
palmant nm paved way Penpalmant Pen-y-Palmant
pandy nm fulling-mill Pandy Tonypandy
pant nm hollow , valley Pant-glas Cwmsychbant
panwaun nf panweunydd pl bog where cotton-grass grows Panwaun Pen-y-coetgae Panwaun Pwll-gwellt
parc nm parciau parcau pl park , field , enclosure Penparcau Cwm-parc
pedwar num pedair f four Pedair Onnen Pedair-ffordd
pelan nf knoll , hillock , tump;river bank , sea wall Pen-y-belan Belan
pella(f) adj farthest Taipellaf Ty Pellaf
pen nm pennau pl head , top; end , edge Pen-y-bont-fawr Penfro
penrhyn nm promontory Penrhyndeudraeth Penrhyn-side
pentre(f) nm homestead , village Pentre-bach Pentregwenlais
perfedd nm middle , midst Treberfedd Banc Cefnperfedd
perllan nf orchard Berllan Berllandawel
perth nf perthi pl bush , brake , hedge Arberth Berth-ddu
ph- A word starting ph may be a mutated form of a word starting p
pi nf piod pl magpie Pentre-piod Llwyn-y-piod
pia nm magpie Llwynypia Castell y Pia
pica adj pointed , sharp Bryniau Pica Llan-pica
pig nf point Pig y Baw Nant-y-big
pigyn nm point Pigyn Esgob Pigyn Shon-Nicholas
pistyll nm spout , waterfall Pistyll Tan-y-pistyll
plas nm hall , mansion Plas Einion Plas-criafol
plwm nm lead Nant Felin-blwm Gwaun Ynys-plwm
plwyf nm parish Blaen-plwyf Blaen Plwyf Ystrad
poeth adj hot , burnt Cwmfelin-boeth Coed-poeth
ponc nf ponciau pl hillock , tump Pen-y-bonc Bonc
poncyn poncen nm, nf small hillock Ponciau Clawdd Poncen
pont nf bridge Pen-y-bont ar Ogwr Bontnewydd
porchell parchell nm perchyll pl young pig Penporchell Coed Wernporchell
porth nm gate , gateway Porth-y-rhyd Porth-yr-aur
porth nf harbour , bay , landing-place , ferry Porthaethwy Porthmadog
pren nm tree Prenteg Coed-saithpren
prys(g) nm copse , brushwood Prys-mawr Penprysg
pum(p) num five Llanpumsaint Pumryd
'r (see y )
pwll nm pyllau pl pit , pool Llanfair Pwllgwyngyll Glasbwll
r- A word starting r may be a mutated form of a word starting rh
rhaeadr nf waterfall Rhaeadr Llanrhaeadr-yng-Nghinmeirch
rhandir nm region , district , measure of land Rhandir-mwyn Rhandir
rhedyn(n)og nf fern-brake Glynrhedynog Rhedynog Bellaf
rhedynen nf rhedyn pl fern Rhedyn-coch Brynrhedyn
rhestr nf row , series Rhestr Cerrig Blaen Rhestr
rhingyll nm herald , beadle Castell-y-rhingyll Ffynnon Ringyll
rhiw nf/m hill , slope Rhiwlas Troed-y-rhiw
rhod nf wheel , orbit Rhod Isaf Rhodmad
rhos nf rhosydd pl moor , promontory Rhosgadfan Rhosnesi
rhudd adj red , crimson Rhuddallt Rhuddlan
rhyd nf/m ford Rhydlydan Pont-rhyd-y-fen
saer nm seiri pl craftsman Bryn Saer Glyn Saer
saeth nf saethau pl arrow Rhiwsaeth Bwlchysaethau
Sais nm Saeson pl Englishman Pant-y-Sais Cae'r Sais
sant san nm saint pl saint; monk Pumsaint Llantrisant
sarff nf serpent Sarffle Ffynnon Sarff
sarn nf sarnau pl causeway Tal-y-sarn Sarnau
serth adj steep Bryn Serth Maen-serth
siambr nf chamber Siambr-wen Siambr-gerrig
sigl siglen nf quagmire Bwlch Siglen Siglen
simnai simdde nf chimney Porth Simdde Cerrig Simdde
stent nm/f extent (land) Tir Stent Cil Stent
sticil sticill nf stile Pontsticill Garn Pontsticill
stryd stryt nf way , street Stryd Stryt-cae-rhedyn
swch nf ploughshare , triangular piece of land Swch-cae-rhiw Swch y Llan
swllt nm shilling Crug y Swllt Garn-swllt
swydd nf seat , lordship , office Swyddffynnon Rhos-swydd
sych adj dry Cwmsychbant Sycharth
tafarn nm/f tafarnau pl tavern Pentre Tafarn-y-fedw Tafarnygelyn
tafol np dock plants Tafolgraig Tafolwern
tafolog nf place where dock grows Blaen-Tafolog Tafolog
tail nm dung , manure Bryn Tail Bryntail
tâl nm end , top Tal-y-bont Talacre
talar nf headland (of field) Troedrhiwdalar Dalarwen
talch nm fragment , pounded grain Cefnbryntalch Bryntalch
talwrn nm talyrni tylyrni pl bare exposed hill-side , open space , threshing floor , cockpit Talwrn Talwrn
tan , dan pr under , beneath Tan-y-fron Tan-y-bwlch
tarren nf tarreni pl rocky tump Nant Tarren-fedw-ddu Tarren Bwlch-gwyn
tarw nm teirw pl bull Crugtarw Mynydd Tarw
tas nf stack , rick Pen Tas-eithin Y Das
teg adj fair Maes-teg Llan-teg
telyn nf harp Rhyd-y-delyn Fawr Caedelyn
tew adj thick , fat Cors Tewgyll Llwyntew
th- A word starting th may be a mutated form of a word starting t
tir nm land , territory Tirabad Brithdir
tlawd adj tlodion pl pauper , poor Tyddyn-tlodion Cae Tlodion
tom tomen nf pile , muck-heap , mound , hillock Domgae Tomen y Meirw
ton tonnen nf/m tonnau pl grassland (left unplowed) , lea Ton-teg Tonypandy
top nm top Top-rhiw-fawr Top-y-fron
tor nm break , gap Tor Glas Torbant
torglwyd nf door-hurdle , gate Maestorglwyd Dorglwyd
traeth nm beach , strand , shore Malltraeth Trefdraeth
trallwng trallwm nm wet low-lying land Y Trallwng Trallwng
traws adj & nm cross, transverse Trawsgoed Trawsfynydd
tref nf settlement , hamlet , town Tre-garth Trefalun
tri num tair f three Tri Chrugiau Llantrisant
trindod nf trinity Llandrindod Ffynnon-y-drindod
troed nm/f base , bottom , (foot) Allt Troed-y-rhiw Troed-rhiw-cymmer
tros pr over Trosnant Tros-y-waen
trum nm trumiau pl ridge Trum Gelli Cefngeudrum
trwyn nm point , cape , (nose) Trwyn Bendro Trwynhwrddyn
twlch nm tylchau pl tump , knoll Cefn-twlch Dôl y Twlch
twll nm tyllau pl hole , pit Twll-y-clawdd Ty'n-Twll
twmpath nm tump , hillock Waun Twmpath Twmpath
tŵr nm tower Tre-tŵr Twr
twrch nm tyrchod pl boar Twrch Fechan Blaen-Twrch
twyn nm twyni pl hillock , knoll Twynrodyn Pen-twyn
tŷ nm tai pl house Tŷ-croes Pentre Tŷ-gwyn
tyddyn ty'n tyn nm small farm , holding Tyn-y-groes Ty'n-y-ffridd
tyle nm/f hill , ascent Maestyle Mynydd Tyle-coch
tylluan nf owl Rhosdylluan Cwmdylluan
tyno nm plain , meadow Tynohir Gwern Tyno
tywarchen nf tyweirch tywyrch pl sod , turf Llyn-y-dywarchen Penrhiwtywarch
tywyll adj dark , gloomy Tywyllnodwydd Cildywyll
tywyn nm sandy-shore , sand-dune Tywyn Llanfihangel-yn-nhywyn
uchaf adj upper , highest Felin-gwm-uchaf Cwm Twrch Uchaf
uchel adj high Bonuchel Gelli-benuchel
uwch pr above , over Llanuwchllyn Uwchmynydd
uwchlaw pr above Uwchlaw'r-coed Uwchlaw'r-rhos
wtra nf lane Tynwtra Tynyrwtra
y , yr , 'r (definite article) the Y Ferwig Bryn-y-maen
ychen nm ŷch pl ox Porthyrychen Rhydyrychen
ymenyn
ymryson nm contention , disputed ground Rhos Ymryson Esgair Ymryson
yn 'n pr in Llansanffraid-yn-Elfael Ty'n-y-cefn
ynys nf ynysoedd pl island; holm , river-meadow Coed-yr-ynys Ynys-las
ysbyty nm hospital , hospice Ysbyty Ystwyth Ysbyty Ifan
ysgafell nf ledge , brow Ysgafell Wen Tanysgafell
ysgallog nf full of thistles; place where thistles abound Pantysgallog Dolysgallog
ysgawen ysgaw nf elder-tree Comin Cwmysgawen Tre-Ysgawen
ysgeifiog nf place of elder-trees Ysgeifiog Llanfihangel Ysgeifiog
ysgol nf ysgolion pl ladder , formation on mountain-side Ysgolion Duon Craig-yr-ysgol
ysgol nf ysgolion pl school Ysgoldy Tai'r-ysgol
ysgubor nf ysguboriau pl barn Tyddyn-ysgubor Ysgubor Bach
ysguthan nf wood-pigeon Bryn Ysguthan Nant Ysguthan
ysgwydd nf shoulder (of mountain) Ysgwydd Hwch Ysgwydd-gwyn-isaf
ystafell nf chamber , hiding-place Ystafelloedd Cwm Nant Ystafell
ystlys nf side , flank Ystlys-y-coed-uchaf Ystlys-y-coed-isaf
ystrad nm valley , holm , river-meadow Ystrad Rhondda Ystradgynlais
ystum nf/m bend Llanystumdwy Ystumtuen
ywen nf yw pl yew-tree Careg-ywen Llwynywen
