From An Phrúis (“Prussia”) + -ach.
Prúiseach (genitive singular masculine Prúisigh, genitive singular feminine Prúisí, plural Prúiseacha, not comparable)
| Singular | Plural (m/f) | |||
|---|---|---|---|---|
| Positive | Masculine | Feminine | (strong noun) | (weak noun) |
| Nominative | Prúiseach | Phrúiseach | Prúiseacha; Phrúiseacha² | |
| Vocative | Phrúisigh | Prúiseacha | ||
| Genitive | Prúisí | Prúiseacha | Prúiseach | |
| Dative | Prúiseach; Phrúiseach¹ |
Phrúiseach; Phrúisigh (archaic) |
Prúiseacha; Phrúiseacha² | |
| Comparative | níos Prúisí | |||
| Superlative | is Prúisí | |||
¹ When the preceding noun is lenited and governed by the definite article.
² When the preceding noun ends in a slender consonant.
Prúiseach m (genitive singular Prúisigh, nominative plural Prúisigh)
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Bare forms:
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Forms with the definite article:
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| Irish mutation | ||
|---|---|---|
| Radical | Lenition | Eclipsis |
| Prúiseach | Phrúiseach | bPrúiseach |
| Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs. | ||