pedair ar bymtheg a phedwar ugain

Welsh

**Welsh numbers ^(edit)**
^{[a], [b]} ← 98	99	100 → ^{[a], [b], [c]}
Cardinal (feminine / vigesimal): pedair ar bymtheg a phedwar ugain Cardinal (masculine / vigesimal): pedwar ar bymtheg a phedwar ugain Cardinal (vigesimal): cant namyn un Cardinal (decimal): naw deg naw Ordinal (masculine): pedwerydd ar bymtheg a phedwar ugain Ordinal (feminine): pedwaredd ar bymtheg a phedwar ugain Ordinal: canfed namyn un Ordinal abbreviation: 99ain

(North Wales) IPA^(key): /ˌpɛdai̯r ar ˌbəmθɛɡ a ˌfɛdwar ˈɪɡai̯n/
(South Wales, standard, colloquial) IPA^(key): /ˌpeːdai̯r ar ˌbəmθɛɡ a ˌfɛdwar ˈiːɡai̯n/, /ˌpɛdai̯r ar ˌbəmθɛɡ a ˌfɛdwar ˈɪɡai̯n/
- (South Wales, colloquial) IPA^(key): /ˌpeːdɛr ar ˌbəmθɛɡ a ˌfɛdwar ˈiːɡɛn/, /ˌpɛdɛr ar ˌbəmθɛɡ a ˌfɛdwar ˈɪɡɛn/

The vigesimal pedair ar bymtheg a phedwar ugain can only be used with feminine nouns whereas the synonymous decimal naw deg naw can be used with nouns of any gender.

Mutated forms of *pedair ar bymtheg a phedwar ugain*
radical	soft	nasal	aspirate
pedair ar bymtheg a phedwar ugain	bedair ar bymtheg a phedwar ugain	mhedair ar bymtheg a phedwar ugain	phedair ar bymtheg a phedwar ugain

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