trydydd ar hugain

Welsh

**Welsh numbers ^(edit)**
^{[a], [b], [c], [d], [e]} ← 22	23	24 → ^{[a], [b]}
Cardinal (masculine / vigesimal): tri ar hugain Cardinal (feminine / vigesimal): tair ar hugain Cardinal (masculine / decimal): dau ddeg tri Cardinal (feminine / decimal): dau ddeg tair Ordinal (masculine): trydydd ar hugain Ordinal (feminine): trydedd ar hugain Ordinal abbreviation: 23ain

From trydydd (“third”) +‎ ar (“on”) +‎ ugain (“twenty”).

(North Wales) IPA^(key): /ˌtrədɨ̞ð ar ˈhɪɡai̯n/
(South Wales, standard, colloquial) IPA^(key): /ˌtrədɪð ar ˈhiːɡai̯n/, /ˌtrədɪð ar ˈhɪɡai̯n/
- (South Wales, colloquial) IPA^(key): /ˌtrɪdɪð ar ˈhiːɡɛn/, /ˌtrɪdɪð ar ˈhɪɡai̯n/

trydydd ar hugain (feminine singular trydedd ar hugain, plural trydydd ar hugain, not comparable)

(ordinal number) twenty-third
- 1588-1620, “1 Cronicl 24:18”, in William Morgan, transl., edited by William Parry and John Davies, Mallwyd, Y Bibl Cyssegr-Lan, sef yr Hen Destament a’r Newydd‎, page 434; republished London, 1804:
  Y trydydd ar hugain i Delaiah, y pedwerydd ar hugain i Maazïah.
  the twenty-third to Delaiah, and the twenty-fourth to Maaziah.

Welsh mutation
radical	soft	nasal	aspirate
trydydd ar hugain	drydydd ar hugain	nhrydydd ar hugain	thrydydd ar hugain
Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs.