Llangollen

Llangollen (a small town in Denbighshire, Wales)


Aberteifi

From aber (“estuary, mouth”) + Teifi (“(River) Teifi”); literally "mouth of the river Teifi".

compound

Cardigan (a town in Ceredigion county borough, Wales)


Y Trallwng

From trallwng (“dirty pool, boggy spot”), from tra- + llwng.


Llanelli

From llan (“church”) + Elli (“Saint Elli”)

Llanelli (a town and community of Carmarthenshire)


Conwy

English: Conwy

English: Conway

From Old Welsh Cynwy, from cyn- (“chief, foremost”) + gwy (“water”) (a noun whose existence is disputed, but see Gwy).

Conwy County Borough
Conwy County Borough#English

Conwy (a town in Conwy County Borough, North Wales)


Abertawe

From aber (“estuary, mouth”) + Tawe (“(River) Tawe”); literally "mouth of the river Tawe".

Swansea (a town and county borough of Wales)


Trefynwy

Trefynwy
Drefynwy (soft)
Nhrefynwy
Threfynwy

/trɛˈvənʊɨ̯/


Bala

Y Bala (canonical feminine)
Bala
Fala (soft)
Mala

Bala (a small town and community with a town council in Gwynedd, Wales)


Llwchwr

→ English: Loughor, Llwchwr

Loughor (a river in Carmarthenshire, and the city and county of Swansea, southern Wales).


Caernarfon

Caernarfon
Gaernarfon (soft)
Nghaernarfon
Chaernarfon

A port town in Gwynedd, Wales, the location of a castle and a high proportion of Welsh speakers (OS grid ref SH4862).


Aberdâr

From aber (“estuary, mouth”) + Dâr (“(River) Dare”); literally "mouth of the river Dare".

Rhondda Cynon Taf
Rhondda Cynon Taf#English

Aberdare (a town in Rhondda Cynon Taf county borough, Wales)


Aberdaugleddau

/ˌabɛrdaɨ̯ˈɡlɛðaɨ̯/

/ˌabɛrdaɨ̯ˈɡlɛðɛ/

From aber (“estuary, mouth”) + dau (“two”) + Cleddau (“(River) Cleddau”); literally "mouth of the two Cleddaus" in reference to meeting point of the Cleddau Wen (“White Cleddau River”) and Cleddau Ddu (“Black Cleddau River”).

Milford Haven (a town in Pembrokeshire, Wales)


Port Talbot

Port Talbot
Bort Talbot (soft)
Mhort Talbot
Phort Talbot

Neath Port Talbot
Neath Port Talbot#English

Port Talbot (a town in Neath Port Talbot county borough, Wales)


Tywyn

Tywyn (a coastal town in Gwynedd, Wales) (OS grid ref SH5800).

Towyn (a coastal town in Conwy County Borough, Wales) (OS grid ref SH974794).


Llandudno

From llan (“parish, church”) + Dudno, soft mutation of Tudno (“(saint) Tudno”).

A coastal town in Conwy county borough, Wales (OS grid ref SH7882).


Rhyl

Unknown. See w:Rhyl § Etymology for a variety of hypotheses.

Rhyl (a coastal town and community of Denbighshire)


Pwllheli

Pwllheli
Bwllheli (soft)
Mhwllheli
Phwllheli

From pwll ("pool") + heli ("saltwater, brine")

Pwllheli (a market town in Gwynedd, Wales)


Pontarddulais

Pontarddulais
Bontarddulais (soft)
Mhontarddulais
Phontarddulais

Originally 'Pontardulais', pont (“bridge”) + aber (“mouth”) + Dulais (“(River) Dulais”), misunderstood in the 20th century as pont (“bridge”) + ar (“on”) + Dulais (“(River) Dulais”) (an example of folk etymology).

com

Pontarddulais (a town and community with a town council in the city and county of Swansea, Wales) (OS grid ref SN5903).


Penarth

Penarth
Benarth (soft)
Mhenarth
Phenarth

From pennarth (“promontory”), but associated by folk etymology with pen arth (literally “bear’s head”).

Vale of Glamorgan
Vale of Glamorgan#English

Penarth (a town in the Vale of Glamorgan county borough)


Penrhyndeudraeth

From penrhyn (“peninsula, headland”) + dau (“two”) + traeth (“beach, shore”).

Penrhyndeudraeth (a small town and community with a town council in Gwynedd, Wales).


Pontypridd

Pontypridd
Bontypridd (soft)
Mhontypridd
Phontypridd

From pont (“bridge”) + y (“the”) + tŷ (“house”) + pridd (“earth[en]”).

af

Pontypridd (a town in Rhondda Cynon Taf county borough)


Abergwaun

From aber (“estuary, mouth”) + Gwaun (“(River) Gwaun”); literally "mouth of the river Gwaun".

compound

Fishguard (a town in Pembrokeshire county borough, Wales)


Aberhonddu

From aber (“estuary, mouth”) + Honddu (“(River) Honddu”); literally "mouth of the river Honddu".

Brecon (a town in Powys county borough, Wales)


Abermaw

From aber (“estuary, mouth”) + Mawddach (“(River) Mawddach”); literally "mouth of the river Mawddach".

Barmouth (a town in Gwynedd county borough, Wales)


Bermo

From Abermaw, from aber (“estuary, mouth”) + Mawddach (“(River) Mawddach”); literally "mouth of the river Mawddach".

(colloquial) Barmouth (a town in Gwynedd county borough, Wales)


Aberaeron

From aber (“estuary, mouth”) + Aeron (“(River) Aeron”); literally "mouth of the river Aeron".

Aberaeron (a town in Ceredigion county borough, Wales)


Aberafan

From aber (“estuary, mouth”) + Afan (“(River) Afan”); literally "mouth of the river Afan".

Aberavon (a town in Neath Port Talbot county borough, Wales)


Caerffili

Caerffili
Gaerffili (soft)
Nghaerffili
Chaerffili

From caer (“fort”) + Ffili (“personal name”); literally "Ffili's fort". Possibly from Old Irish fili (“seer, poet”).

Caerphilly (a town in Caerphilly county borough)


Brynmawr

Brynmawr (a market town and community with a town council in Blaenau Gwent county borough, Wales) (OS grid ref SO1911).


Abergele

/ˌabɛrˈɡɛlɛ/

/ˌabɛrˈɡɛlɛ/

aber (“river mouth, estuary”) + Gele (“minor local river”)

com

A small market town and community with a town council in Conwy county borough, Wales (OS grid ref SH9477).


Caerfyrddin

Caerfyrddin
Gaerfyrddin (soft)
Nghaerfyrddin
Chaerfyrddin

caer + Myrddin, from Proto-Celtic *Mori-dūnom (Latin Moridūnum), from *mori (“sea”) (whence môr) + *dūnom (“fort”) (whence din).

Carmarthen, a town in and the county town of Carmarthenshire, Wales (OS grid ref SN4120).


Castell-nedd

Castell-nedd
Gastell-nedd (soft)
Nghastell-nedd
Chastell-nedd

castell (“castle”) + Nedd (“River Neath”)

Neath (a town in Neath Port Talbot county borough, Wales, United Kingdom).


Barri

Y Barri (canonical masculine)
Barri
Farri (soft)
Marri

Barry (a town and community of the Vale of Glamorgan county borough)


Cas-gwent

Chepstow (a town in Monmouthshire, Wales).


Tonypandy

Tonypandy
Donypandy (soft)
Nhonypandy
Thonypandy

From ton (“lea, pasture”) + y (“the”) + pandy (“fulling mill”).

af

Tref yng Nghwm Rhondda yw Tonypandy.

Tonypandy is a town in the Rhondda Valley.

Es i i Donypandy ddoe.

Mae e'n gweithio mewn ffatri yn Nhonypandy.

Tonypandy (a town in Rhondda Cynon Taf, Wales)


Llanymddyfri

llan (“parish, church”) + ymhlith/ymysg (“among, amid”) + dyfroedd (“waters”) (plural of dwfr, dŵr).

Llandovery (a town in Carmarthenshire, Wales)


Porth Tywyn

porth (“port, harbour”) + tywyn (“sand dune”)

com

Burry Port (a small coastal town in Carmarthenshire, Wales) (OS grid ref SN4400).


Hendy-gwyn

hen (“old”) + tŷ (“house”) + gwyn (“white”).

Whitland (a small town in Carmarthenshire, Wales) (OS grid ref SN2016).


Wrecsam

Wrexham (a town in Wrexham county borough, in northeastern Wales, United Kingdom)


Caergybi

Caergybi
Gaergybi (soft)
Nghaergybi
Chaergybi

/kaɨ̯rˈɡəbɪ/

From caer (“fort”) + Cybi (“Saint Cybi”).


Brynbuga

Uncertain. The first element, bryn, means "hill" but the meaning of the second element is contested.


Rhydaman

From rhyd (“ford”) + Aman (“River Amman”).

Ammanford (a town in Carmarthenshire, Wales)


Pen-y-bont ar Ogwr

Pen-y-bont ar Ogwr
Ben-y-bont ar Ogwr (soft)
Mhen-y-bont ar Ogwr
Phen-y-bont ar Ogwr

Literally, “end of the bridge on the Ogmore”

lit

Bridgend (a town in Bridgend county borough)


Pen-y-bont

Pen-y-bont
Ben-y-bont (soft)
Mhen-y-bont
Phen-y-bont

Pen-y-bont ar Ogwr
Pen-y-bont ar Ogwr#Welsh

Short for Pen-y-bont ar Ogwr: Bridgend (a town and county borough of Wales)


Cwmbrân

Cwmbrân
Gwmbrân (soft)
Nghwmbrân
Chwmbrân

Cwmbran (a new town in Torfaen county borough, Monmouthshire, Wales)


Merthyr Tudful

/ˌmɛrθɨ̞r ˈtɨ̞dvɨ̞l/

Merthyr Tydfil (a large town in Merthyr Tydfil county borough)


Bae Colwyn

/ˌbaːɨ̯ ˈkɔlwɨ̞n/

Colwyn Bay (a town, community, and beach resort in Conwy county borough)


Pont-y-pŵl

English: Pontypool

Pont-y-pŵl
Bont-y-pŵl (soft)
Mhont-y-pŵl
Phont-y-pŵl

From pont (“bridge”) + y (“(of the)”) + English pool. (The word pŵl refers to the game of pool or to a pool in gambling, not to a pool of water, which is pwll.)

af

Pontypool (a town in Torfaen county borough)


Penfro

From Proto-Brythonic *Penn-broɣ (literally “land's head, land's end”). By surface analysis, pen (“head”) + bro (“region”). Cognate with English Pembroke.

surf

Pembroke (a town in Pembrokeshire, Wales)


Doc Penfro

Doc Penfro
Ddoc Penfro (soft)
Noc Penfro

Pembroke Dock (a harbour town in Pembrokeshire, Wales)


Dinbych

Univerbation of din + bych. Literally, “Little Fort”.

Denbigh (a market town and community with a town council in Denbighshire, Wales) (OS grid ref SJ0566).


Dinbych-y-pysgod

Dinbych y pysgod (canonical masculine)
Dinbych-y-pysgod
Ddinbych-y-pysgod (soft)
Ninbych-y-pysgod

Tenby (a coastal town in Pembrokeshire, Wales) (OS grid ref SN1300).