bitheach

Irish

Etymology

From bith- (“bio-”) + -ach (adjectival suffix).

Pronunciation

• (Connacht) IPA^(key): /ˈbʲi(h)əx/
• (Ulster) IPA^(key): /ˈbʲiha(x)/

Adjective

bitheach (genitive singular masculine bithigh, genitive singular feminine bithí, plural bitheacha, comparative bithí)

1. biotic

   Antonym: aibitheach

Declension

Declension of bitheach

Positive	singular		plural
	masculine	feminine	strong noun	weak noun
nominative	bitheach	bhitheach	bitheacha; bhitheacha2
vocative	bhithigh		bitheacha
genitive		bithí	bitheacha	bitheach
dative	bitheach; bhitheach1	bhitheach; bhithigh (archaic)	bitheacha; bhitheacha2
Comparative	níos bithí
Superlative	is bithí

¹ When the preceding noun is lenited and governed by the definite article.
² When the preceding noun ends in a slender consonant.

Mutation

Mutated forms of bitheach

radical	lenition	eclipsis
bitheach	bhitheach	mbitheach

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

Further reading

• Ó Dónaill, Niall (1977), “bitheach”, in Foclóir Gaeilge–Béarla, Dublin: An Gúm, →ISBN
• “bitheach”, in New English-Irish Dictionary, Foras na Gaeilge, 2013–2025