Eostach

Irish

Etymology

From Italian Eustachi, adapted to the suffix -ach.

Adjective

Eostach (genitive singular masculine Eostaigh, genitive singular feminine Eostaí, plural Eostacha, comparative Eostaí)

1. Eustachian

Declension

Declension of Eostach

	Singular		Plural (m/f)
Positive	Masculine	Feminine	(strong noun)	(weak noun)
Nominative	Eostach	Eostach	Eostacha
Vocative	Eostaigh		Eostacha
Genitive		Eostaí	Eostacha	Eostach
Dative	Eostach	Eostach; Eostaigh (archaic)	Eostacha
Comparative	níos Eostaí
Superlative	is Eostaí

Derived terms

• feadán Eostach (“Eustachian tube”)

Mutation

Irish mutation
Radical	Eclipsis	with h-prothesis	with t-prothesis
Eostach	nEostach	hEostach	not applicable
Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs.

Further reading

• Ó Dónaill, Niall (1977) “Eostach”, in Foclóir Gaeilge–Béarla, Dublin: An Gúm, →ISBN
• de Bhaldraithe, Tomás (1959) “Eostach”, in English-Irish Dictionary, An Gúm