pedwar ugain ac un

Welsh

Welsh numbers (edit)
[a], [b], [c] ←  80 81 82  → [a], [b], [c], [d]
    Cardinal (vigesimal): pedwar ugain ac un
    Cardinal (decimal): wyth deg un
    Ordinal: pedwar ugain ac unfed
    Ordinal abbreviation: 81fed

Etymology

Literally, four twenties and one.

Numeral

pedwar ugain ac un

  1. (cardinal number) eighty-one
    Synonym: wyth deg naw

Mutation

Mutated forms of pedwar ugain ac un
radical soft nasal aspirate
pedwar ugain ac un bedwar ugain ac un mhedwar ugain ac un phedwar ugain ac un

Note: Certain mutated forms of some words can never occur in standard Welsh.
All possible mutated forms are displayed for convenience.