Welsh edit

Welsh numbers (edit)
[a], [b], [c] ←  20 [a], [b] ←  29 30 31  → [a], [b] 40  → [a], [b], [c]
3[a], [b]
    Cardinal (decimal): tri deg, (optionally before a nasal or vowel) tri deng
    Cardinal (vigesimal): deg ar hugain
    Ordinal: degfed ar hugain
    Ordinal abbreviation: 30ain

Alternative forms edit

Etymology edit

From tri (three) +‎ deg (ten).

Pronunciation edit

Numeral edit

tri deg

  1. (cardinal number, decimal) thirty
    Synonym: deg ar hugain
    • 2014, Guto Dafydd, Jac, Y Lolfa:
      Twrna lleol, 56 oed; practis llwyddiannus yn y dre ers tri deg mlynedd; digon o bres.
      Local solicitor, aged 56; a successful practice in the town for thirty years; enough brass.

Usage notes edit

The conditions for using tri deng instead of tri deg are as for using deng instead of deg, except that they are all optional and commonly not applied.

Mutation edit

Welsh mutation
radical soft nasal aspirate
tri deg dri deg nhri deg thri deg
Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs.