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Monkey in Irish (Moncaí): Meaning, Pronunciation, Usage

‘moncaí’ also means: mischievous child

The Irish for monkey is moncaí, a masculine noun (plural moncaithe).
Updated October 2026Report a mistake

How to say “monkey” in Irish

Irish:
moncaí
English:
monkey, mischievous child
Word type:
noun
Gender:
masculine, fourth declension
Pronunciation:
“MUNG-kee”  /ˈmˠɔŋkiː/
Various forms
Plural:
moncaithe (monkeys)
Genitive singular:
moncaí, an mhoncaí (e.g. eireaball an mhoncaí, the monkey's tail)
Genitive plural:
moncaithe, na moncaithe (e.g. cúram na moncaithe, the care of the monkeys)

What does “moncaí” mean?

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

monkey
A tree-climbing primate, usually with a long tail, found in warm countries.Also: primate.
1 other meaning: mischievous child
2mischievous child
A playful or mischievous person, especially a child, called a monkey in fun.Also: monkey, rascal, little devil.

“Moncaí” with the article

The plural of monkey in Irish is moncaithe. Here is moncaí after the article (an t-alt), in the singular and the plural.

an moncaí
the monkey
No change after an
na moncaithe
the monkeys
Plural: no change after na

“Moncaí” in a sentence: Irish examples

Common Irish sentences using moncaí, the Irish word for monkey.

Chonaiceamar moncaí sa zú inné.
We saw a monkey at the zoo yesterday.
Tá an moncaí ag ithe banana.
The monkey is eating a banana.
Bhí na moncaithe ag léim ó chrann go crann.
The monkeys were jumping from tree to tree.
Is maith liom aghaidh ghreannmhar an mhoncaí.
I like the monkey's funny face.
Tá cónaí ar mhoncaithe i bhforaoisí teochreasa.
Monkeys live in tropical forests.
Thug mo dheartháir moncaí bréige dom.
My brother gave me a toy monkey.
Stop, a mhoncaí bhig, agus suigh síos!
Stop it, you little monkey, and sit down!

Other nouns in Irish

More everyday Irish nouns to learn next.

Monkey in Irish: frequently asked questions

What is the Irish for monkey?

The Irish for monkey is moncaí (pronounced “MUNG-kee”). It’s a masculine noun and the plural is moncaithe. Depending on context it can also mean mischievous child.

How do you pronounce moncaí in Irish?

Moncaí is said like “MUNG-kee” (IPA /ˈmˠɔŋkiː/).

What is the plural of monkey in Irish?

The plural of moncaí is moncaithe; with the article, na moncaithe means “the monkeys”. The genitive plural is moncaithe, as in cúram na moncaithe (the care of the monkeys).

Does moncaí have more than one meaning?

Yes. Moncaí can mean monkey or mischievous child, depending on context; the first is the most common.

Why does moncaí change to mhoncaí?

After words like mo (my) and do (your) the first letter is lenited: mo mhoncaí. After ár (our) it stays ár moncaí, because m does not take eclipsis.

Is 'moncaí' the same as 'ápa'?

No. 'Moncaí' is a monkey, usually with a tail, while 'ápa' is an ape such as a gorilla or chimpanzee.

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