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Murderer in Irish (Dúnmharfóir): Meaning, Pronunciation, Usage

The Irish for murderer is dúnmharfóir, a masculine noun (plural dúnmharfóirí).
Updated October 2026Report a mistake

How to say “murderer” in Irish

Irish:
dúnmharfóir
English:
murderer
Word type:
noun
Gender:
masculine, third declension
Pronunciation:
“DOON-war-uh-fohr”  /ˈd̪ˠuːnˌwaɾˠəfˠoːɾʲ/
Various forms
Plural:
dúnmharfóirí (murderers)
Genitive singular:
dúnmharfóra, an dúnmharfóra (e.g. ainm an dúnmharfóra, the murderer's name)
Genitive plural:
dúnmharfóirí, na ndúnmharfóirí (e.g. príosún dúnmharfóirí, a prison for murderers)

What does “dúnmharfóir” mean?

murderer
A person who unlawfully and deliberately kills another person.Also: killer, assassin.

Other Irish words for murderer: murdaróir (murderer)

“Dúnmharfóir” with the article

The plural of murderer in Irish is dúnmharfóirí. Here is dúnmharfóir after the article (an t-alt), in the singular and the plural.

an dúnmharfóir
the murderer
No change after an
na dúnmharfóirí
the murderers
Plural: no change after na

“Dúnmharfóir” in a sentence: Irish examples

Common Irish sentences using dúnmharfóir, the Irish word for murderer.

Gabhadh an dúnmharfóir sa deireadh.
The murderer was caught in the end.
Is dúnmharfóir é, dar leis na gardaí.
According to the police, he is a murderer.
Níor aimsíodh an dúnmharfóir riamh.
The murderer was never found.
Cuireadh an bheirt dúnmharfóirí i bpríosún.
The two murderers were put in prison.
Tá an dúnmharfóir fós ar a theitheadh.
The murderer is still on the run.
Léigh mé leabhar faoi dhúnmharfóir cáiliúil.
I read a book about a famous murderer.
Ní raibh fianaise ar bith in aghaidh na ndúnmharfóirí.
There was no evidence against the murderers.

Other nouns in Irish

More everyday Irish nouns to learn next.

Murderer in Irish: frequently asked questions

What is the Irish for murderer?

The Irish for murderer is dúnmharfóir (pronounced “DOON-war-uh-fohr”). It’s a masculine noun and the plural is dúnmharfóirí.

How do you pronounce dúnmharfóir in Irish?

Dúnmharfóir is said like “DOON-war-uh-fohr” (IPA /ˈd̪ˠuːnˌwaɾˠəfˠoːɾʲ/).

What is the plural of murderer in Irish?

The plural of dúnmharfóir is dúnmharfóirí; with the article, na dúnmharfóirí means “the murderers”. The genitive plural is dúnmharfóirí, as in príosún dúnmharfóirí (a prison for murderers).

Why does dúnmharfóir change to dhúnmharfóir or ndúnmharfóir?

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

What is the difference between 'dúnmharfóir' and 'marfóir'?

'Dúnmharfóir' is specifically a murderer, someone who commits 'dúnmharú', while 'marfóir' is a more general word for a killer.

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