ochtó

Irish

Irish cardinal numbers

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Cardinal : ochtó     Ordinal : ochtódú

Alternative forms

• ochtmhogha

Etymology

From Old Irish ochtmoga (“eighty”), from ocht (“eight”) (modern ocht).

Pronunciation

• IPA^(key): /ˈoxt̪ˠoː/

Numeral

ochtó

1. eighty

Usage notes

• Always used with nouns in the singular; triggers no mutation:

• ochtó carr ― eighty cars
• ochtó bean ― eighty women
• ochtó bliain ― eighty years

Synonyms

• ceithre fichid

Noun

ochtó m (genitive singular ochtód, nominative plural ochtóidí)

1. eighty

Declension

Declension of ochtó

Fifth declension

Bare forms Case Singular Plural Nominative ochtó ochtóidí Vocative a ochtó a ochtóidí Genitive ochtód ochtóidí Dative ochtó ochtóid (in certain phrases) ochtóidí

Forms with the definite article Case Singular Plural Nominative an t-ochtó na hochtóidí Genitive an ochtód na n-ochtóidí Dative leis an ochtó don ochtó leis na hochtóidí

Mutation

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

Further reading

• Ó Dónaill, Niall (1977) “ochtó”, in Foclóir Gaeilge–Béarla, Dublin: An Gúm, →ISBN
• “eighty”, in New English-Irish Dictionary, Foras na Gaeilge, 2013–2024