aonú

Irish

Etymology 1

aon +‎ -ú

Adjective

aonú (abbreviated 1ú)

1. first

   an t-aonú fear déag ― the eleventh man

   an t-aonú lá is fiche ― the twenty-first day

Usage notes

• Used only with compound numbers ending in 1 (11, 21, etc.). The word for ‘first’ is otherwise céad.

Etymology 2

aon +‎ -ú

Noun

aonú m (genitive singular aonaithe)

1. Alternative form of aontú (“assent, agreement”)

Declension

Declension of aonú

Irregular

Bare forms (no plural of this noun) Case Singular Nominative aonú Vocative a aonú Genitive aonaithe Dative aonú

Forms with the definite article Case Singular Nominative an t-aonú Genitive an aonaithe Dative leis an aonú don aonú

Mutation

Irish mutation
Radical	Eclipsis	with h-prothesis	with t-prothesis
aonú	n-aonú	haonú	t-aonú
Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs.

Further reading

• Ó Dónaill, Niall (1977) “aonú”, in Foclóir Gaeilge–Béarla, Dublin: An Gúm, →ISBN