naw deg un

Welsh

Welsh numbers (edit)
[a], [b], [c] ←  90 91 92  → [a], [b], [c], [d]
    Cardinal (decimal): naw deg un
    Cardinal (vigesimal): un ar ddeg a phedwar ugain
    Ordinal: unfed ar ddeg a phedwar ugain
    Ordinal abbreviation: 91ain

Etymology

Literally, nine tens one, or more loosely translated as ninety one.

Numeral

naw deg un

  1. (cardinal number, vigesimal) fifty-one
    Synonym: un ar ddeg a phedwar ugain