[a], [b], [c] ← 17 | 18 | 19 → [a], [b], [c] |
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Cardinal (feminine / vigesimal): tair ar bymtheg, ugain namyn dwy Cardinal (decimal): un deg wyth Cardinal (vigesimal): deunaw Ordinal (masculine / vigesimal): trydydd ar bymtheg Ordinal: deunawfed Ordinal abbreviation: 18fed | ||
Welsh Wikipedia article on 18 |
From un (“one”) + deg (“ten”) + wyth (“eight”).
radical | soft | nasal | h-prothesis |
---|---|---|---|
un deg wyth | unchanged | unchanged | hun deg wyth |
Note: Certain mutated forms of some words can never occur in standard Welsh.
All possible mutated forms are displayed for convenience.