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Colouring in Irish (Dathú): Meaning, Pronunciation, Usage

‘dathú’ also means: blushing

The Irish for colouring is dathú, a masculine noun. Ag dathú is colouring, from the verb dathaigh.
Updated October 2026Report a mistake

How to say “colouring” in Irish

Irish:
dathú
English:
colouring, blushing
Word type:
noun (verbal noun)
Verbal noun of:
dathaigh, to colour (ag dathú, colouring)
Gender:
masculine
Pronunciation:
“DAH-hoo”  /ˈd̪ˠahuː/
Various forms
Genitive singular:
dathaithe, an dathaithe (e.g. leabhar dathaithe, colouring book)

What does “dathú” mean?

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

colouring
The act of giving colour to something; it is the verbal noun of the verb 'dathaigh' (colour).Also: coloring, dyeing, painting, tinting.
1 other meaning: blushing
2blushing
The act of going red in the face, from 'dathaigh' used of a person changing colour.Also: flushing, reddening.

“Dathú” as a verbal noun

After ag, dathú means colouring: it is the verbal noun of the verb dathaigh (to colour). A noun that follows it goes into the genitive.

agat
+
dathúverbal noun
=
ag dathúcolouring

“Dathú” with the article

Here is dathú after the article (an t-alt).

an dathú
the colouring
No change after an

“Dathú” in a sentence: Irish examples

Common Irish sentences using dathú, the Irish word for colouring.

Is breá leis na páistí dathú.
The children love colouring.
Bhí sí ag dathú an phictiúir le criáin.
She was colouring the picture with crayons.
Cheannaigh mé leabhar dathaithe do Sheán.
I bought a colouring book for Seán.
Tá an dathú go hálainn sa phictiúr seo.
The colouring in this picture is lovely.
Chríochnaigh mé mo dhathú roimh am lóin.
I finished my colouring before lunchtime.
Thosaigh sé ag dathú nuair a labhair sí leis.
He started blushing when she spoke to him.
Ní maith liom dathú gruaige.
I don't like hair dyeing.

Other nouns in Irish

More everyday Irish nouns to learn next.

Colouring in Irish: frequently asked questions

What is the Irish for colouring?

The Irish for colouring is dathú (pronounced “DAH-hoo”). It’s a masculine noun. Depending on context it can also mean blushing.

How do you pronounce dathú in Irish?

Dathú is said like “DAH-hoo” (IPA /ˈd̪ˠahuː/).

Does dathú have a plural?

No plural form is given for dathú in the standard. Many abstract and mass nouns in Irish have no plural.

Does dathú have more than one meaning?

Yes. Dathú can mean colouring or blushing, depending on context; the first is the most common.

Why does dathú change to dhathú or ndathú?

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

How is 'dathú' different from 'dath'?

'Dath' is a colour itself, while 'dathú' is the act of colouring, as in 'ag dathú pictiúir' (colouring a picture).

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