HeyRua Get the app

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

The Irish for careful is faichilleach: tiománaí faichilleach, a careful driver.
Updated October 2026Report a mistake

How to say “careful” in Irish

Irish:
faichilleach
English:
careful
Word type:
adjective
More careful:
níos faichillí
Most careful:
is faichillí
Plural:
faichilleacha
Pronunciation:
“FA-hil-yuh”  /ˈfˠaxɪlʲəx/

What does “faichilleach” mean?

careful
Taking care to avoid danger, mistakes or harm.Also: cautious, wary, circumspect, heedful.

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

“Faichilleach” after a noun

An Irish adjective comes after its noun. Here is faichilleach after tiománaí (driver, masculine), after máthair (mother, feminine) and after a plural.

after a masculine nountiománaí faichilleacha careful driver
after a feminine nounmáthair fhaichilleacha careful mother
after a plural nountiománaithe faichilleachacareful drivers

séimhiú (the h) the ending

feminine
máthairmother
+
faichilleachcareful
=
máthair fhaichilleacha careful mother

After a feminine noun the adjective gets a séimhiú, an h after its first letter: máthair fhaichilleach. After a masculine noun it stays as it is: tiománaí faichilleach.

plural
tiománaithedrivers
+
faichilleachacareful, plural
=
tiománaithe faichilleachacareful drivers

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

More careful, most careful, very careful

níosmore
+
faichillícareful
=
níos faichillímore careful
ismost
+
faichillícareful
=
is faichillímost careful

Tá Síle níos faichillí ná a deartháir. Síle is more careful than her brother.

more carefulníos faichillíin the past tense: ní b'fhaichillí
most carefulis faichillíin the past tense: ab fhaichillí
as careful aschomh faichilleach leno change after chomh
very carefulan-fhaichilleachan- lenites, except d, t and s
too carefulrófhaichilleachró- lenites

“Faichilleach” in a sentence: Irish examples

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

Is tiománaí faichilleach é m'athair.
My father is a careful driver.
Bhí bean fhaichilleach ag siúl ar an leac oighir.
A careful woman was walking on the ice.
Bíonn na tiománaithe faichilleacha sábháilte ar an mbóthar.
Careful drivers are safe on the road.
Tá Síle níos faichillí ná a deartháir.
Síle is more careful than her brother.
Bí faichilleach ag trasnú an bhóthair.
Be careful crossing the road.

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 faichilleach (pronounced “FA-hil-yuh”). It comes after the noun: tiománaí faichilleach, a careful driver; máthair fhaichilleach, a careful mother.

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

níos faichillí is more careful and is faichillí is most careful. In the past tense they become ní b'fhaichillí and ab fhaichillí.

Why does faichilleach become fhaichilleach?

After a feminine singular noun an adjective is lenited: it gets an h after its first letter. So máthair fhaichilleach (a careful mother) but tiománaí faichilleach (a careful driver), because tiománaí is masculine.

What is the plural of faichilleach?

With a plural noun faichilleach becomes faichilleacha: tiománaithe faichilleacha, máithreacha faichilleacha.

How do you say very careful in Irish?

an-fhaichilleach. Too careful is rófhaichilleach, and as careful as is chomh faichilleach le.

What is the difference between 'faichilleach' and 'cúramach'?

Both mean careful, but 'faichilleach' stresses caution and wariness about danger, while 'cúramach' is more about taking care over something, as in 'obair chúramach', careful work.

Which preposition goes with 'faichilleach'?

Use 'roimh' for what you are wary of, as in 'faichilleach roimh an madra', wary of the dog.

Learn Irish by
actually speaking it

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

7-day free trial. Cancel anytime.

The HeyRua app home screen