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duine

one

NounMasculineA1/ˈd̪ˠinʲə/

"duine" means "one" in Irish (masculine noun). Pronounced /ˈd̪ˠinʲə/. Mutation forms: Séimhiú → dhuine, Urú → nduine.

Mutation forms

In Irish, the first letter of "duine" changes depending on the grammatical context. These are the mutated forms:

MutationForm
Base formduine
Séimhiúdhuine
Urúnduine

"duine" in context

Tá triúr mac agam. Tá duine díobh i Nua-Eabhrac, ach tá an chuid eile i Londan.

I have three sons. One is in New York, but the others are in London.

B1

An bhfuil tú ag bualadh le duine éigin anseo?

Are you meeting someone here?

B1

Cheap mé go bhfaca mé duine ansin.

I thought I saw someone there.

A1

Is é Colm an duine a cheap mé a chonaic mé.

Colm is the person I thought I saw.

A2

Is í Peige an duine a chríochnóidh an obair.

Peige is probably the one who'll finish the work.

A2

Further reading

Irish Mutations: Complete Guide to Séimhiú and Urú →Irish Pronunciation, The System Behind the Spelling →How to Learn Irish as an Adult, A Step-by-Step Roadmap →Best Irish Learning App 2026 →Browse all Irish vocabulary →

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Related Irish words

ceann

end

méid

amount

aon

one

céad

hundred

roinn

some

ábhar

some

beirt

two (people)

contae

county

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