The Great Brytenwalda Dictionary of Toponyms
by Dante Borgia
*A*
Aber Lleu = Ross Low
Abercrdf = Abergavenny (?)
Aberlessic = Aberlady
Abermynwy = Monmouth
Aberystwyth = Still the same
Achadh Chuinnire = Achonry
Achadh Fharcha = Agheragh
Ached Bou = Aghaboe
Ached Fobuir = Aghagower
Ad Candida Casam = St. Ninian
Ad Cluanan = Possibly an insignificant village/ greater area with different name, or no longer exists
Ad Gefrin = Ancient Palace complex now archaeological site
Aebbercurning = Abercorn
Aegelesburh = Aylesbury
Aemethyll = Ampthill
Aewiue = Possibly an insignificant village/ greater area with different name, or no longer exists
Aidhne = Area south of Galway. Aidhne is coextensive with the present diocese of Kilmacduagh
Aileach = Grianan of Aileach
Aillinn = Dun Ailinne
Alne Ceaster = Possibly an insignificant village/ greater area with different name, or no longer exists
Alwric = Possibly an insignificant village/ greater area with different name, or no longer exists
Altitudo Mach = Armagh
Amwythig = Shrewsbury
Anava = Annan
Aporcrosan = Applecross
Ard Breacain = Ardbraccan
Ard Eachadha = Ardaghy
Ard Ladhrann = Ardamine
Ardea = Possibly an insignificant village/ greater area with different name, or no longer exists
Arderydd = Arthuret
Ardudwy = Area in North-West Wales
Art-Muirchol = Ardnamurchan
Ath Berchna = Connacht, north-west of Croohan, near Bellanagare; OR it may be for Ath Bercha, in East Roscommon
Ath Cormac = Ford of Cormac
Ath Mor = Athlone (An Sean Ath Mor to be precise)
Ath an Tearmainn = Still has not been identified without doubt
Ath na Foraire = South Armagh
Athfolta = Atholl
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*B*
Badun = Somerset
Baile Loch = Strangford
Banesbyrig = Banbury
Bangor Is Coed = Bangor-on-Dee
Bartun = Barton
Barum = Barum Top
Beannchar = Still the same
Bebbanburg = Bamburgh
Benchoer Moer = Ecclesiastical settlement or monastic site at Bangor
Beolatun = Bilton
Beormaingasham = Birmingham
Berewic = Berwick
Biedcanford = Luton area
Boand = Balbriggan (?)
Boher Bue = Boherbue (Bothar Buí)
Both Domhnaigh = Bodoney
Boweseia = Bawsey
Brememium = Newcastle upon Tyne
Brycheiniog = Brecon
Buais = river Bush
Bucgan Ora = Bognor Regis
Buireann = Burren
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*C*
Caeginesham = Keynsham
Caer Baddan = Bath
Caer Caradawg = Church Stretton
Caer Caratauc = Cary Craddock
Caer Daun = Doncaster
Caer Didi = Cardiff
Caer Durnac = Dorchester
Caer Friddyn = Caermarthen
Caer Gofannon = Gofannon
Caer Guricon = Wroxeter
Caer Legeion guar Usic = Caerleon
Caer Legeonis = Caerleon-upon-Uisc (It's actually the same place as above)
Caer Liwelydd = Carlisle
Caer Lloyw = Gloucester
Caer Luit Coyt = Lincoln
Caer Magnis = Kenchester
Caer Manaw = Isle of Man
Caer Maunguid = Manchester
Caer-Meguaidd = Meifod
Caer Pentaloch = Possibly an insignificant village/ greater area with different name, or no longer exists
Caer Peris = Portchester
Caer Rheon = Possibly an insignificant village/ greater area with different name, or no longer exists
Caer-Riderch = Carrutherstown
Caer-Segeint = Caernarfon
Caer Sws = Caersws
Caer Uisc = Exeter
Caer-Wenddoleu = Carwinley
Caer Went = Caerwent
Caislen Credi = castle or temple of belief, possibly an insignificant village/ greater area with different name, or no longer exists
Camulodunum = Roman city, no longer exists, archaeologists are still not sure of the exact location
Camus = Still the same
Cantaleah = Possibly an insignificant village/ greater area with different name, or no longer exists
Cantmael = Queen Camel
Cantwaraburh = Canterbury
Cath Atho Dara = Adare
Cathair Chonroi = a place near Camp, Ireland
Cathures = Glasgow
Catraeth = Catterick
Ceasterfeld = Possibly an insignificant village/ greater area with different name, or no longer exists
Ced = Possibly an insignificant village/ greater area with different name, or no longer exists
Cetguelli = Kidwelly
Cetham = Chatham (?)
Chinesburie = Kingsbury
Cill Alaid = Possibly an insignificant village/ greater area with different name, or no longer exists
Cill Chleite = Possibly an insignificant village/ greater area with different name, or no longer exists
Cill Dara = Killdare
Cill Mic Creannain = Kilmacrenan
Cindgarath = Kingarth
Cinlipiuc = Cynllibiwg
Ciorrincg = Charing
Cippanhamme = Chipenham
Ciren Ceaster = Cirencester
Cisse Ceaster = Chichester
Clacc Inga Tun = Clacton-on-Sea
Cliath = Could be any village of the region
Clogher Mor = Clogher
Cluain Meala = Clonmel
Cogwy = Old Oswestry (Maes Cogwy)
Colne Ceaster = Colchester
Costessey = Still the same
Creic = Crayke Castle
Creodahanhyll = Credenhill
Cruaghan = Cruachan (Ráth Cruachan); a complex of archaeological sites near Tulsk
Cructan = Creechborough Hill
Crumbford = Still the same
Cuil Conaire = Well-known battlefield; Nowadays possibly an insignificant village/ greater area with different name, or no longer exists
Cuilenross = Culross
Cuince = a mountain in Cualnge
Cyddaingastun = Possibly an insignificant village/ greater area with different name, or no longer exists
Cymensoraham = Cymenshore
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*D*
Daire Calgaigh = Derry (Londonderry)
Denetun = Denton
Denisesburna = area near Heavenfield
Dewyddwella = Possibly an insignificant village/ greater area with different name, or no longer exists
Din Baer = possibly Dunbur
Din Bych =Tenby
Din Draithou = Dunster
Din Eydin = Edinburgh
Din Erth = possibly Dinerth Castle
Din Hua nAmalgada = Possibly an insignificant village/ greater area with different name, or no longer exists
Din Reghed = Dunragit
Din Tagell = Tintagel
Dinas Bran = still the same, a castle near Llangollen, Wales
Dinas Emrys = still the same, a fortress near Beddgelert
Dinefwr = still the same (sometimes anglicized as Dynevor), a castle near Llandeilo, Wales
Dinypas = Possibly an insignificant village/ greater area with different name, or no longer exists
Dofras = Dover
Doirad Eilinn = Island of Jura
Dol = Possibly an insignificant village/ greater area with different name, or no longer exists
Dol Ais = Possibly an insignificant village/ greater area with different name, or no longer exists
Dos Is = Possibly an insignificant village/ greater area with different name, or no longer exists
Dommoc = It is not certainly identified, it's placed within the modern county of Suffolk
Dorce Ceaster = Dorceaster
Druim Dergblathiug = Possibly an insignificant village/ greater area with different name, or no longer exists
Drum Ceatt = Possibly an insignificant village/ greater area with different name, or no longer exists, located east of Derry, Ireland
Du Glas = Possibly an insignificant village/ greater area with different name, or no longer exists
Duin Baitte = Dunbeath
Duin Bolg = Bolg Fortress, Ireland
Duin Caillen = Dunkeld
Duin Foither = Dunnottar
Duin Ollaigh = Dunolly
Dumanyn = Dalmeny
Dumha Aichir = Possibly an insignificant village/ greater area with different name, or no longer exists, well-known battlefield, located in Leinster
Dun Aberte = Dunaverty
Dun At = Dunadd
Dun Breattann = Dumbarton
Dun Buicead = Dunboyke
Dun Cethern = Giant's Sconce
Dun Chuile = Headford (?)
Dun Cuair = Located in Enfield
Dun Daig = Possibly an insignificant village/ greater area with different name, or no longer exists
Dun Devenel = Possibly an insignificant village/ greater area with different name, or no longer exists
Dun Duirn = located in Perthshire
Dun Iasgach = Munster
Dun Keltair = Downpatrick
Dun Nechtain = Dunnichen OR Dunachton scholars are still uncertain
Dun Sebuirge = Dunseverick
Dun Taruo = Possibly an insignificant village/ greater area with different name, or no longer exists
Dun gCrot = fort at foot of Sliabh Grud
Dun na mBarc = Bantry Bay in Cork
Dwfr = Possibly an insignificant village/ greater area with different name, or no longer exists
Dyvnwtdd = Possibly an insignificant village/ greater area with different name, or no longer exists
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*E*
Earnningtun = Possibly an insignificant village/ greater area with different name, or no longer exists
Eclesia Hyll = Possibly an insignificant village/ greater area with different name, or no longer exists
Eglesfeld = Still the same
Egleshalh = Eccleshall
Eglwys Tysilio = Meiford
Ego = Possibly an insignificant village/ greater area with different name, or no longer exists
Eifionydd = Still the same
Eldretune = Aldrington
Elfed = Possibly refers to Cynwyl Elfed
Elmwella = Possibly an insignificant village/ greater area with different name, or no longer exists
Emain Macha = Navan Fort
Eoferwic = York
Erging = Possibly an insignificant village/ greater area with different name, or no longer exists
Essovre = Ashover
Esterteferd = Bishop's Stortford
Ewias = (Ewyas) early Welsh kingdom which may have been formed around the time of the Roman withdrawal from Britain in the 5th century (the village is named after the valley)
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*F*
Faffand = Possibly an insignificant village/ greater area with different name, or no longer exists
Fearr Leah = Possibly an insignificant village/ greater area with different name, or no longer exists
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*G*
Genouhalh = Possibly an insignificant village/ greater area with different name, or no longer exists
Gyppeswic = Ipswich
Gislheresuuyrth = Isleworth
Glouvia = Gloucester
Gobhan = Brigown
Grafrenn = Possibly an insignificant village/ greater area with different name, or no longer exists
Grantebrycge = Cambridge
Grwst = Possibly an insignificant village/ greater area with different name, or no longer exists affiliated with St. Grwst
Gyldeford = Guildford
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*H*
Halhfeax = Halifax
Hamtun = Still the same
Hanstige = Anstey
Hefenfelth = Heavenfield
Helfeld = Possibly an insignificant village/ greater area with different name, or no longer exists
Herr Hlaw = The exact location is unknown, the name is composed by Herr (army) and hlaw (hill or burial mound), thus "The Hill of the dead Soldiers)
Hlew Ceaster = Possibly an insignificant village/ greater area with different name, or no longer exists
Hreopedun = Repton
Hrofaes Ceaster = Rochester
Huensis = Possibly an insignificant village/ greater area with different name, or no longer exists
Hyncaleah = Possibly an insignificant village/ greater area with different name, or no longer exists
Hyrne Ceaster = Hernchester (?)
Hysetun = Possibly an insignificant village/ greater area with different name, or no longer exists
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*I*
Ilea = Possibly an insignificant village/ greater area with different name, or no longer exists
Imchlar = area near Donaghmore
Inderawuda = Beverley
Ir Ysgyn = Erskine
Irrus Domnann = the barony of Erris, in County Mayo
Isura = Possibly an insignificant village/ greater area with different name, or no longer exists
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*L*
Lann Abae = Possibly Lundaff
Leim an Eich = Droichead
Leodridan = Leatherhead
Licidfelth = Lichfield
Ligor Ceaster = Possibly an insignificant village/ greater area with different name, or no longer exists
Linnuis = Lindsey
Llan = Still the same
Llan Forfael = Lanfaire
Llan Heledd = Llanhilleth
Llan y Hadein = Llanhuadain
Llanerch = Llanerchymedd
LlangWern = Still the same OR Llanwern
Llangollen = Still the same
Llanidloes = Still the same
Llyn = The Llŷn Peninsula
Llys Pengwern = Possibly Whittington
Loidis = Leeds
Lois Mor = Lismore
Luachair = Caochan Luachair
Lugmud = Louth
Luimneach Laighean = area of Wexford
Luith Feirn = Possibly an insignificant village/ greater area with different name, or no longer exists
Lundenwic - London
Lyme = Newcastle-under-Lyme (?)
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*M*
Maes CogWy = Maserfield
Maesmor = The same
Mag Liphi = Liffey
Mag Mucceda = an area near Navan Fort
Mag Tuired = in modern Irish Magh Tuireadh OR anglicised as Moytura or Moytirra; a battlefield
Mag uillin = Moycullen
Mageduac = Mugdock
Magh Gals = Possibly an insignificant village/ greater area with different name, or no longer exists
Magh Rath = Well-known battlefield
Mercheham = Marcham
Merthyr Cynog = Still the same
Merthyr Tydfil = Still the same
Middelsburh = Middlesburgh
Moel Fryn = Malvern Hills
Monidhcrobh = Moncreiffe Hill
Morbeth = Morpeth
Mynyw = St. Davids
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*N*
Nisa = Possibly an insignificant village/ greater area with different name, or no longer exists
Niwantune = Newton
Norwic = Norwich
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*O*
Opergelei = Apergele
Oratun = Possibly an insignificant village/ greater area with different name, or no longer exists, means "from the sea"
Oxenaforda = Oxford
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*P*
Pabell = Possibly near Machynlleth
Pairc Mor = Possibly an insignificant village/ greater area with different name, or no longer exists
Pen Rhionydd = located in Peniarth
Pencaer = Still the same
Pillgwynllwg = Possibly an insignificant village/ greater area with different name, or no longer exists
Poclintun = Pocklington
Portesmuda = Portsmouth
Pulais = Possibly an insignificant village/ greater area with different name, or no longer exists
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*R*
Rae Ban = Possibly an insignificant village/ greater area with different name, or no longer exists
Raith Bec = Rathbeg
Rath Clochair = Possibly an insignificant village/ greater area with different name, or no longer exists, also known as Rath Clochar
Rath Cormac = Rathcormac
Rath Luraig = Maghera
Rendlaesham = Still the same
Rhaeadr Gwy = Rhayader
Rhyd Ruth = Redruth
Ricestun = Possibly an insignificant village/ greater area with different name, or no longer exists
Ruim = Still the same
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*S*
Sarimish = Possibly an insignificant village/ greater area with different name, or no longer exists
Scythles = Possibly an insignificant village/ greater area with different name, or no longer exists
Seals-ey = Solsea
Searoburh = Old Sarum
Sleamhain = Possibly an insignificant village/ greater area with different name, or no longer exists
Sliab Culinn = Hollymount
Snetesham = Snettisham (?)
Swanawic = Swanage
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*T*
Taceham = Thatcham
Taddanleage = Tadley
Tairpert Boitir = Tarbert
Tamaris = Possibly an insignificant village/ greater area with different name, or no longer exists
Tappingtun = Possibly an insignificant village/ greater area with different name, or no longer exists
Tatessete = Tattersette
Temair = Area of Dublin
Theodford = Thetford
Tuidhidhean = Tynan
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*U*
Uaine = Area in Scotland
Urnaidhe = Urney
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*V*
Vernalis = Possibly an insignificant village/ greater area with different name, or no longer exists
Vintan Ceaster = Winchester
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*W*
Waldham = Waltham (?)
Weargebuman = South Warnborough
Wellatun = Possibly an insignificant village/ greater area with different name, or no longer exists
Weorthingtun = Worthington
Westarham = Westerham
Wicstun = Market Weighton
Winteringasham = Possibly an insignificant village/ greater area with different name, or no longer exists
Wlencing = Lancing (?)
Wudetun = Wootton Bassett
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*Y*
Ynas Towy = Possibly an insignificant village/ greater area with different name, or no longer exists
Ynys Manaw = Isle of Man
Ynys Metcaut = Lindisfarne (?)
Ynys Môn = The Isle of Anglesey
Yr Wyn = Possibly an insignificant village/ greater area with different name, or no longer exists
