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Criminal in Irish (Coirpeach): Meaning, Pronunciation, Usage

The Irish for criminal is coirpeach, a masculine noun (plural coirpigh).
Updated October 2026Report a mistake

How to say “criminal” in Irish

Irish:
coirpeach
English:
criminal
Word type:
noun
Gender:
masculine, first declension
Pronunciation:
“KUR-pyukh”  /ˈkoɾʲpʲəx/
Various forms
Plural:
coirpigh (criminals)
Genitive singular:
coirpigh, an choirpigh (e.g. ainm an choirpigh, the criminal's name)
Genitive plural:
coirpeach, na gcoirpeach (e.g. gabháil na gcoirpeach, the arrest of the criminals)

What does “coirpeach” mean?

criminal
A person who has committed a crime.Also: offender, felon, lawbreaker.

Other Irish words for criminal: coiriúil (criminal)

“Coirpeach” with the article

The plural of criminal in Irish is coirpigh. Here is coirpeach after the article (an t-alt), in the singular and the plural.

an coirpeach
the criminal
No change after an
na coirpigh
the criminals
Plural: no change after na

“Coirpeach” in a sentence: Irish examples

Common Irish sentences using coirpeach, the Irish word for criminal.

Is coirpeach cogaidh é.
He's a war criminal.
Gabhadh an coirpeach aréir.
The criminal was arrested last night.
Tá na coirpigh fós ar a dteitheadh.
The criminals are still on the run.
Chonaic mé grianghraf an choirpigh ar an nuacht.
I saw the criminal's photo on the news.
Ní coirpeach é mo dheartháir.
My brother is not a criminal.
Cuireadh an coirpeach i bpríosún ar feadh bliana.
The criminal was put in prison for a year.
Bhí na gardaí ar thóir na gcoirpeach.
The guards were hunting the criminals.

Other nouns in Irish

More everyday Irish nouns to learn next.

Criminal in Irish: frequently asked questions

What is the Irish for criminal?

The Irish for criminal is coirpeach (pronounced “KUR-pyukh”). It’s a masculine noun and the plural is coirpigh.

How do you pronounce coirpeach in Irish?

Coirpeach is said like “KUR-pyukh” (IPA /ˈkoɾʲpʲəx/).

What is the plural of criminal in Irish?

The plural of coirpeach is coirpigh; with the article, na coirpigh means “the criminals”. The genitive plural is coirpeach, as in gabháil na gcoirpeach (the arrest of the criminals).

Why does coirpeach change to choirpeach or gcoirpeach?

Irish changes the start of some words after certain words. After mo (my) coirpeach becomes mo choirpeach (lenition), and after ár (our) or i (in) it becomes ár gcoirpeach (eclipsis).

Is 'coirpeach' also an adjective?

Yes, 'coirpeach' can also be an adjective meaning criminal or wicked, but as a noun it means a criminal. The crime itself is 'coir' and crime in general is 'coireacht'.

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