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Sixty in Irish (Seasca): Meaning, Pronunciation, Usage

The Irish for sixty is seasca, a masculine noun (plural seascaidí).
Updated October 2026Report a mistake

How to say “sixty” in Irish

Irish:
seasca
English:
sixty
Word type:
noun
Gender:
masculine
Pronunciation:
“SHAS-kuh”  /ˈʃasˠkə/
Various forms
Plural:
seascaidí (sixties)
Genitive singular:
seascad, an tseascad (e.g. fear seascad bliain, a man of sixty years)
Genitive plural:
seascaidí, na seascaidí (e.g. sna seascaidí, in the sixties)

What does “seasca” mean?

sixty
The number 60, six times ten.Also: 60, threescore.

“Seasca” with the article

The plural of sixty in Irish is seascaidí. Here is seasca after the article (an t-alt), in the singular and the plural.

an seasca
the sixty
No change after an
na seascaidí
the sixties
Plural: no change after na

“Seasca” in a sentence: Irish examples

Common Irish sentences using seasca, the Irish word for sixty.

Tá seasca duine ag obair sa mhonarcha.
Sixty people work in the factory.
Bhí sí seasca bliain d'aois an samhradh seo caite.
She was sixty last summer.
Tá seasca nóiméad in uair an chloig.
There are sixty minutes in an hour.
Rugadh m'athair sna seascaidí.
My father was born in the sixties.
Chosain an cóta seasca euro.
The coat cost sixty euro.
Tá sé seasca bliain d'aois anois.
He is sixty years old now.
Bhí an ceol go hiontach sna seascaidí.
The music was wonderful in the sixties.

Other nouns in Irish

More everyday Irish nouns to learn next.

Sixty in Irish: frequently asked questions

What is the Irish for sixty?

The Irish for sixty is seasca (pronounced “SHAS-kuh”). It’s a masculine noun and the plural is seascaidí.

How do you pronounce seasca in Irish?

Seasca is said like “SHAS-kuh” (IPA /ˈʃasˠkə/).

What is the plural of sixty in Irish?

The plural of seasca is seascaidí; with the article, na seascaidí means “the sixties”. The genitive plural is seascaidí, as in sna seascaidí (in the sixties).

Why does seasca change to sheasca?

After words like mo (my) and do (your) the first letter is lenited: mo sheasca. After ár (our) it stays ár seasca, because s does not take eclipsis.

Does the noun after seasca go in the plural?

No, seasca is followed by the singular: seasca bliain, seasca duine, seasca euro.

How do I say 'sixty-one'?

Say a haon is seasca, or with a noun, bliain is seasca; for people, duine is seasca.

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