deg a phedwar ugain

Welsh

**Welsh numbers ^(edit)**
		900
^{[a], [b], [c]} ← 80	^{[a], [b]} ← 89	90	91 → ^{[a], [b]}	100 → ^{[a], [b], [c]}
		9
Cardinal (vigesimal): deg a phedwar ugain Cardinal (decimal): naw deg, (optionally before a nasal or vowel) naw deng Ordinal: degfed a phedwar ugain Ordinal abbreviation: 90ain

From deg (“ten”) +‎ a (“and”) +‎ phedwar (“four”) +‎ ugain (“twenty”).

(North Wales) IPA^(key): /ˌdeːɡ a ˌfɛdwar ˈɪɡai̯n/
(South Wales, standard, colloquial) IPA^(key): /ˌdeːɡ a ˌfɛdwar ˈiːɡai̯n/, /ˌdeːɡ a ˌfɛdwar ˈɪɡai̯n/
- (South Wales, colloquial) IPA^(key): /ˌdeːɡ a ˌfɛdwar ˈiːɡɛn/, /ˌdeːɡ a ˌfɛdwar ˈɪɡɛn/

Welsh mutation
radical	soft	nasal	aspirate
deg a phedwar ugain	ddeg a phedwar ugain	neg a phedwar ugain	unchanged
Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs.