Welsh edit

Welsh numbers (edit)
800
[a], [b], [c] ←  70 [a], [b], [c] ←  79 80 81  → [a], [b] 90  → [a], [b], [c]
8
    Cardinal (vigesimal): pedwar ugain
    Cardinal (decimal): wyth deg, (optionally before a nasal or vowel) wyth deng
    Ordinal: pedwar ugeinfed
    Ordinal abbreviation: 80fed

Etymology edit

pedwar (four) +‎ ugain (twenty)

Pronunciation edit

Numeral edit

pedwar ugain

  1. (cardinal number, vigesimal) eighty, four score
    Synonym: wyth deg

Usage notes edit

  • Numerals which employ pedwar ugain as their final element, i.e. 81 to 99, use a (and) to connect it to the preceding element, which causes an aspirate mutation, e.g. un a phedwar ugain (eighty-one), pedwar ar bymtheg a phedwar ugain (ninety-nine).

Noun edit

pedwar ugain m (plural pedwar ugeiniau)

  1. eighty

Mutation edit

Welsh mutation
radical soft nasal aspirate
pedwar ugain bedwar ugain mhedwar ugain phedwar ugain
Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs.