éifeachtach
Irish
Etymology
From Old Irish éifechtach (“effective, efficacious, efficient; weighty, important”); synchronically, éifeacht (“force, significance; efficacy, effect; value, importance; sense, substance; achievement, success”) + -ach.
Adjective
éifeachtach (genitive singular masculine éifeachtaigh, genitive singular feminine éifeachtaí, plural éifeachtacha, comparative éifeachtaí)
- forceful, significant; efficacious, effective; important
- great, powerful; highly capable
Declension
Declension of éifeachtach
| Singular | Plural (m/f) | |||
|---|---|---|---|---|
| Positive | Masculine | Feminine | (strong noun) | (weak noun) |
| Nominative | éifeachtach | éifeachtach | éifeachtacha | |
| Vocative | éifeachtaigh | éifeachtacha | ||
| Genitive | éifeachtaí | éifeachtacha | éifeachtach | |
| Dative | éifeachtach | éifeachtach; éifeachtaigh (archaic) | éifeachtacha | |
| Comparative | níos éifeachtaí | |||
| Superlative | is éifeachtaí | |||
Derived terms
- ainéifeachtach (“ineffective”, adjective)
- neamhéifeachtach (“ineffective; inefficient”, adjective)
Mutation
| Irish mutation | |||
|---|---|---|---|
| Radical | Eclipsis | with h-prothesis | with t-prothesis |
| éifeachtach | n-éifeachtach | héifeachtach | not applicable |
| Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs. | |||
References
- "éifeachtach" in Foclóir Gaeilge-Béarla, An Gúm, 1977, by Niall Ó Dónaill.
- “éifechtach” in Dictionary of the Irish Language, Royal Irish Academy, 1913–76.