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War in Irish (Cogadh): Meaning, Pronunciation, Usage

‘cogadh’ also means: quarrel

The Irish for war is cogadh, a masculine noun (plural cogaí).
Updated October 2026Report a mistake

How to say “war” in Irish

Irish:
cogadh
English:
war, quarrel
Word type:
noun
Gender:
masculine, first declension
Pronunciation:
“KUG-oo”  /ˈkɔɡə/
Various forms
Plural:
cogaí (wars)
Genitive singular:
cogaidh, an chogaidh (e.g. deireadh an chogaidh, the end of the war)
Genitive plural:
cogaí, na gcogaí (e.g. stair na gcogaí, the history of the wars)

What does “cogadh” mean?

“Cogadh” has two alternative meanings. The most common comes first.

war
Armed fighting between countries or groups over a period of time.Also: warfare, conflict, fighting.
1 other meaning: quarrel
2quarrel
A fierce argument or strife between people, used figuratively.Also: strife, row, fight.

“Cogadh” with the article

The plural of war in Irish is cogaí. Here is cogadh after the article (an t-alt), in the singular and the plural.

an cogadh
the war
No change after an
na cogaí
the wars
Plural: no change after na

“Cogadh” in a sentence: Irish examples

Common Irish sentences using cogadh, the Irish word for war.

Thosaigh an cogadh sa bhliain 1939.
The war began in 1939.
Bhí sé ina shaighdiúir aimsir an chogaidh.
He was a soldier during the war.
Tháinig sé slán as an gcogadh.
He survived the war.
Níl aon duine ag iarraidh cogadh eile.
Nobody wants another war.
Maraíodh mo sheanathair sa chogadh.
My grandfather was killed in the war.
Is coirpeach cogaidh é.
He's a war criminal.
Scrios na cogaí sin an tír ar fad.
Those wars destroyed the whole country.

Other nouns in Irish

More everyday Irish nouns to learn next.

War in Irish: frequently asked questions

What is the Irish for war?

The Irish for war is cogadh (pronounced “KUG-oo”). It’s a masculine noun and the plural is cogaí. Depending on context it can also mean quarrel.

How do you pronounce cogadh in Irish?

Cogadh is said like “KUG-oo” (IPA /ˈkɔɡə/).

What is the plural of war in Irish?

The plural of cogadh is cogaí; with the article, na cogaí means “the wars”. The genitive plural is cogaí, as in stair na gcogaí (the history of the wars).

Does cogadh have more than one meaning?

Yes. Cogadh can mean war or quarrel, depending on context; the first is the most common.

Why does cogadh change to chogadh or gcogadh?

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

What is the difference between 'cogadh' and 'cath'?

'Cogadh' is a whole war, while 'cath' is a single battle within it, as in 'Cath Chionn tSáile' (the Battle of Kinsale).

How do I say 'at war'?

Use 'i gcogadh', for example 'Bhí an dá thír i gcogadh' (The two countries were at war).

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