Now updated for CSW19. New words, if any, and new inflections of existing words, are shown in red.
| awdl | a Welsh ode. [But note that ENGLYN*, another famous Welsh verse-form, is not valid]. |
| bach | an affectionate term of address; (also, unrelatedly, a verb meaning to live as a bachelor). |
| bro | a place for which one feels a strong affinity > BROS. |
| bugaboo | a bugbear. [Welsh bwci bo, bogey]. |
| cantred cantref | a district comprising a hundred villages, as in Wales. [Welsh cantref, from cant hundred + tref town, settlement, farmstead]. |
| cistvaen kistvaen | a tomb covered with stone slabs. [Welsh cistfaen, from cist, chest + faen (maen) stone]. |
| coble | a short, flat-bottomed boat for use on rivers and estuaries. [Welsh ceubal, a hollow trunk]. |
| commot commote | a subdivision of a CANTRED. [Welsh cymwd, cwmwd, neighbourhood, locality.] |
| coracle | a small boat made of wickerwork covered with watertight material, used on lakes and rivers in Wales and Ireland. [Welsh corwg, cwrwgl coracle]. |
| crachach | Welsh people who snobbishly affect English customs, manners and speech. |
| cromlech | a prehistoric monument, comprising a flat stone resting horizontally on two vertical stones or circle of stones. [Welsh, crom fem. of crwm bowed, arched + llech (flat) stone], |
| crwth | an old Celtic musical instrument with three, or later six, strings which was held against the chest and played by bowing and plucking. [Welsh crwth]. |
| cwm | a bowl-shaped valley or hollow in mountains; a CIRQUE or CORRIE. |
| cootch cwtch | to cuddle up. |
| cynghanedd | a technique in Welsh verse. |
| deuddarn | a Welsh dresser or sideboard in two stages. Cf. TRIDARN. |
| eisteddfod | an annual assembly of Welsh poets and musicians > EISTEDDFODAU or EISTEDDFODS. |
| elvan | a kind of granite. [Welsh elfen, element]. |
| fluellin | a name given to various speedwells and toadflaxes. [Alt. of Welsh llysiau Llywelyn, Llewelyn's herbs]. |
| flummery | anything insipid; empty compliment; humbug. [Welsh 'llymru', the name of a soft jelly made from sour oatmeal]. |
| gambo | a simple farm cart or haywagon > GAMBOES. |
| gorsedd | an assembly for granting awards to Welsh bards. |
| gwiniad gwyniad | a fish of North Wales and Northern Europe, allied to the lake whitefish; aka POWAN. [Welsh gwyn, white]. |
| hwyl | eloquence. |
| keffel | a horse. [Welsh ceffyl]. |
| menhir | a single upright rude monolith of usually prehistoric origin. [Welsh maen hir, long stone]. |
| metheglin | a spiced or medicated variety of mead, originally peculiar to Wales. [Welsh meddyglyn, from meddyg, medicina + llyn, liquor]. |
| morgay | the small-spotted dogfish, aka HOUNDFISH. [Cornish and Welsh morgi, from mor, sea, and ci, dog]. |
| pendragon | (a title for) an ancient British or Welsh prince holding or claiming supreme power, a chief leader or ruler. [Welsh = chief leader in war, f. pen head, chief + dragon dragon, f. L dracon- dragon, the standard of a cohort.] |
| pennill penill | a verse or stanza in Welsh poetry > PENILLION, PENNILLION. |
| pikelet | a kind of thin crumpet. [Welsh (bara) pyglyd = pitchy (bread).] |
| shinkin | a worthless person. |
| torgoch | a red-bellied form of the char, Salvelinus alpinus, found in certain Welsh lakes. [Welsh tor goch, red belly]. |
| tridarn | a Welsh dresser having three tiers. Cf. DEUDDARN. |
| twp | dim-witted, stupid. |
| wus | a term used in addressing a companion. |