HeyRua Get the app

Careful in Irish (cáiréiseach): Meaning, Forms, Examples

Other uses of ‘cáiréiseach’: fastidious

The Irish for careful is cáiréiseach: fear cáiréiseach, a careful man.
Updated October 2026Report a mistake

How to say “careful” in Irish

Irish:
cáiréiseach
English:
careful, fastidious
Word type:
adjective
More careful:
níos cáiréisí
Most careful:
is cáiréisí
Plural:
cáiréiseacha
Pronunciation:
“KAW-raysh-ukh”  /ˈkɑːɾʲeːʃəx/

What does “cáiréiseach” mean?

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

careful
Taking great care and paying close attention to detail.Also: meticulous, painstaking, cautious.
1 other meaning: fastidious
2fastidious
Hard to please and particular about small things.Also: fussy, finicky, particular.

Other Irish adjectives for careful: cúramach (careful), aireach (careful), faichilleach (careful)

“Cáiréiseach” after a noun

An Irish adjective comes after its noun. Here is cáiréiseach after fear (man, masculine), after bean (woman, feminine) and after a plural.

after a masculine nounfear cáiréiseacha careful man
after a feminine nounbean cháiréiseacha careful woman
after a plural nounfir cháiréiseachacareful men

séimhiú (the h) the ending

feminine
beanwoman
+
cáiréiseachcareful
=
bean cháiréiseacha careful woman

After a feminine noun the adjective gets a séimhiú, an h after its first letter: bean cháiréiseach. After a masculine noun it stays as it is: fear cáiréiseach.

plural
firmen
+
cáiréiseachacareful, plural
=
fir cháiréiseachacareful men

With a plural noun the adjective takes its plural form, cáiréiseacha. It also gets an h after a plural that ends in a slender consonant: fir cháiréiseacha; after other plurals it does not: mná cáiréiseacha.

More careful, most careful, very careful

níosmore
+
cáiréisícareful
=
níos cáiréisímore careful
ismost
+
cáiréisícareful
=
is cáiréisímost careful

Tá sí níos cáiréisí ná a deartháir. She is more careful than her brother.

more carefulníos cáiréisíin the past tense: ní ba cháiréisí
most carefulis cáiréisíin the past tense: ba cháiréisí
as careful aschomh cáiréiseach leno change after chomh
very carefulan-cháiréiseachan- lenites, except d, t and s
too carefulrócháiréiseachró- lenites

“Cáiréiseach” in a sentence: Irish examples

With a masculine noun, a feminine noun, a plural, a comparison and on its own.

Is fear cáiréiseach é a athair.
His father is a careful man.
Is oibrí cáiréiseach í Máire.
Máire is a careful worker.
Bhí na tiománaithe cáiréiseacha ar an mbóthar fliuch.
The drivers were careful on the wet road.
Tá sí níos cáiréisí ná a deartháir.
She is more careful than her brother.
Tá sé an-cháiréiseach faoina chuid éadaigh.
He is very fussy about his clothes.

Other adjectives in Irish

More everyday Irish adjectives to learn next.

Careful in Irish: frequently asked questions

What is the Irish for careful?

The Irish for careful is cáiréiseach (pronounced “KAW-raysh-ukh”). It comes after the noun: fear cáiréiseach, a careful man; bean cháiréiseach, a careful woman.

How do you say more careful and most careful in Irish?

níos cáiréisí is more careful and is cáiréisí is most careful. In the past tense they become ní ba cháiréisí and ba cháiréisí.

Why does cáiréiseach become cháiréiseach?

After a feminine singular noun an adjective is lenited: it gets an h after its first letter. So bean cháiréiseach (a careful woman) but fear cáiréiseach (a careful man), because fear is masculine.

What is the plural of cáiréiseach?

With a plural noun cáiréiseach becomes cáiréiseacha: fir cháiréiseacha, mná cáiréiseacha. After a plural that ends in a slender consonant it is lenited as well.

How do you say very careful in Irish?

an-cháiréiseach. Too careful is rócháiréiseach, and as careful as is chomh cáiréiseach le.

Does cáiréiseach have more than one meaning?

Yes. Cáiréiseach can mean careful or fastidious, depending on context; the first is the most common.

What is the difference between cáiréiseach and cúramach?

Both mean careful, but cáiréiseach often suggests being meticulous or fastidious, while cúramach is the everyday word for careful or responsible.

Learn Irish by
actually speaking it

Learn everyday Irish words like cáiréiseach through guided conversation with Rua.

7-day free trial. Cancel anytime.

The HeyRua app home screen