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Grandparent in Irish (Seantuismitheoir): Meaning, Pronunciation, Usage

The Irish for grandparent is seantuismitheoir, a masculine noun (plural seantuismitheoirí).
Updated October 2026Report a mistake

How to say “grandparent” in Irish

Irish:
seantuismitheoir
English:
grandparent
Word type:
noun
Gender:
masculine, third declension
Pronunciation:
“SHAN-tish-ih-hore”  /ˈʃanˌt̪ˠɪʃmʲɪhoːɾʲ/
Various forms
Plural:
seantuismitheoirí (grandparents)
Genitive singular:
seantuismitheora, an tseantuismitheora (e.g. teach an tseantuismitheora, the grandparent's house)
Genitive plural:
seantuismitheoirí, na seantuismitheoirí (e.g. cearta seantuismitheoirí, grandparents' rights)

What does “seantuismitheoir” mean?

grandparent
A parent of your father or mother; a grandmother or grandfather.Also: grandmother, grandfather, grandparents.

“Seantuismitheoir” with the article

The plural of grandparent in Irish is seantuismitheoirí. Here is seantuismitheoir after the article (an t-alt), in the singular and the plural.

an seantuismitheoir
the grandparent
No change after an
na seantuismitheoirí
the grandparents
Plural: no change after na

“Seantuismitheoir” in a sentence: Irish examples

Common Irish sentences using seantuismitheoir, the Irish word for grandparent.

Tá seantuismitheoir amháin fós beo agam.
I still have one living grandparent.
Thug a sheantuismitheoirí bronntanas don pháiste.
His grandparents gave the child a present.
Bíonn mo sheantuismitheoirí ag teacht ar cuairt Dé Domhnaigh.
My grandparents come to visit on Sundays.
Is aoibhinn liom scéalta mo sheantuismitheoirí.
I love my grandparents' stories.
Tá mo sheantuismitheoirí ina gcónaí i nGaillimh.
My grandparents live in Galway.
Bhí na seantuismitheoirí go léir ag an mbainis.
All the grandparents were at the wedding.
Chuamar ar saoire le mo sheantuismitheoirí.
We went on holiday with my grandparents.

Other nouns in Irish

More everyday Irish nouns to learn next.

Grandparent in Irish: frequently asked questions

What is the Irish for grandparent?

The Irish for grandparent is seantuismitheoir (pronounced “SHAN-tish-ih-hore”). It’s a masculine noun and the plural is seantuismitheoirí.

How do you pronounce seantuismitheoir in Irish?

Seantuismitheoir is said like “SHAN-tish-ih-hore” (IPA /ˈʃanˌt̪ˠɪʃmʲɪhoːɾʲ/).

What is the plural of grandparent in Irish?

The plural of seantuismitheoir is seantuismitheoirí; with the article, na seantuismitheoirí means “the grandparents”. The genitive plural is seantuismitheoirí, as in cearta seantuismitheoirí (grandparents' rights).

Why does seantuismitheoir change to sheantuismitheoir?

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

Is seantuismitheoir used for a specific grandmother or grandfather?

Usually not: people say seanmháthair or seanathair (or mamó, daideo) for a specific person, while seantuismitheoir is the general or formal term, common in the plural seantuismitheoirí.

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