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Assassin in Irish (Feallmharfóir): Meaning, Pronunciation, Usage

The Irish for assassin is feallmharfóir, a masculine noun (plural feallmharfóirí).
Updated October 2026Report a mistake

How to say “assassin” in Irish

Irish:
feallmharfóir
English:
assassin
Word type:
noun
Gender:
masculine
Pronunciation:
“FYAL-war-hoe-ir”  /ˈfʲaləˌwaɾˠhoːɾʲ/
Various forms
Plural:
feallmharfóirí (assassins)
Genitive singular:
feallmharfóra, an fheallmharfóra (e.g. ainm an fheallmharfóra, the name of the assassin)
Genitive plural:
feallmharfóirí, na bhfeallmharfóirí (e.g. gníomhartha na bhfeallmharfóirí, the deeds of the assassins)

What does “feallmharfóir” mean?

assassin
A person who murders someone, especially a prominent figure, by treachery or surprise attack.Also: treacherous murderer, murderer, killer.

“Feallmharfóir” with the article

The plural of assassin in Irish is feallmharfóirí. Here is feallmharfóir after the article (an t-alt), in the singular and the plural.

an feallmharfóir
the assassin
No change after an
na feallmharfóirí
the assassins
Plural: no change after na

“Feallmharfóir” in a sentence: Irish examples

Common Irish sentences using feallmharfóir, the Irish word for assassin.

Gabhadh an feallmharfóir lá arna mhárach.
The assassin was caught the next day.
Bhí feallmharfóir i bhfolach sa slua.
An assassin was hiding in the crowd.
Níor aimsíodh arm an fheallmharfóra riamh.
The assassin's weapon was never found.
Chuir na feallmharfóirí an tír trína chéile.
The assassins threw the country into turmoil.
Cuireadh an feallmharfóir i bpríosún ar feadh a shaoil.
The assassin was jailed for life.
Is feallmharfóir gairmiúil é, dar leis na póilíní.
He is a professional assassin, according to the police.
Tá scannán nua faoi fheallmharfóir sa phictiúrlann.
There is a new film about an assassin in the cinema.

Other nouns in Irish

More everyday Irish nouns to learn next.

Assassin in Irish: frequently asked questions

What is the Irish for assassin?

The Irish for assassin is feallmharfóir (pronounced “FYAL-war-hoe-ir”). It’s a masculine noun and the plural is feallmharfóirí.

How do you pronounce feallmharfóir in Irish?

Feallmharfóir is said like “FYAL-war-hoe-ir” (IPA /ˈfʲaləˌwaɾˠhoːɾʲ/).

What is the plural of assassin in Irish?

The plural of feallmharfóir is feallmharfóirí; with the article, na feallmharfóirí means “the assassins”. The genitive plural is feallmharfóirí, as in gníomhartha na bhfeallmharfóirí (the deeds of the assassins).

Why does feallmharfóir change to fheallmharfóir or bhfeallmharfóir?

Irish changes the start of some words after certain words. After mo (my) feallmharfóir becomes m'fheallmharfóir (lenition), and after ár (our) or i (in) it becomes ár bhfeallmharfóir (eclipsis).

What is the difference between feallmharfóir and dúnmharfóir?

Dúnmharfóir is the general word for a murderer, while feallmharfóir stresses treachery, as in the killing of a leader, so it corresponds to 'assassin'. The act is feallmharú.

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