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Wasteful in Irish (caifeach): Meaning, Forms, Examples

The Irish for wasteful is caifeach: fear caifeach, a wasteful man.
Updated October 2026Report a mistake

How to say “wasteful” in Irish

Irish:
caifeach
English:
wasteful
Word type:
adjective
More wasteful:
níos caifí
Most wasteful:
is caifí
Plural:
caifeacha
Pronunciation:
“KAW-fukh”  /ˈkaːfʲəx/

What does “caifeach” mean?

wasteful
Spending money or using things carelessly and too freely.Also: extravagant, prodigal, spendthrift, given to spending.

Other Irish adjectives for wasteful: diomailteach (wasteful)

“Caifeach” after a noun

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

after a masculine nounfear caifeacha wasteful man
after a feminine nounbean chaifeacha wasteful woman
after a plural nounfir chaifeachawasteful men

séimhiú (the h) the ending

feminine
beanwoman
+
caifeachwasteful
=
bean chaifeacha wasteful woman

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

plural
firmen
+
caifeachawasteful, plural
=
fir chaifeachawasteful men

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

More wasteful, most wasteful, very wasteful

níosmore
+
caifíwasteful
=
níos caifímore wasteful
ismost
+
caifíwasteful
=
is caifímost wasteful

Tá sí níos caifí ná a máthair. She is more wasteful than her mother.

more wastefulníos caifíin the past tense: ní ba chaifí
most wastefulis caifíin the past tense: ba chaifí
as wasteful aschomh caifeach leno change after chomh
very wastefulan-chaifeachan- lenites, except d, t and s
too wastefulróchaifeachró- lenites

“Caifeach” in a sentence: Irish examples

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

Is fear caifeach é a dheartháir.
His brother is a wasteful man.
Bhí bean chaifeach ina cónaí sa teach sin.
A wasteful woman lived in that house.
Ní maith liom daoine caifeacha.
I don't like wasteful people.
Tá sí níos caifí ná a máthair.
She is more wasteful than her mother.
Tá sé an-chaifeach lena chuid airgid.
He is very wasteful with his money.

Other adjectives in Irish

More everyday Irish adjectives to learn next.

Wasteful in Irish: frequently asked questions

What is the Irish for wasteful?

The Irish for wasteful is caifeach (pronounced “KAW-fukh”). It comes after the noun: fear caifeach, a wasteful man; bean chaifeach, a wasteful woman.

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

níos caifí is more wasteful and is caifí is most wasteful. In the past tense they become ní ba chaifí and ba chaifí.

Why does caifeach become chaifeach?

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

What is the plural of caifeach?

With a plural noun caifeach becomes caifeacha: fir chaifeacha, mná caifeacha. After a plural that ends in a slender consonant it is lenited as well.

How do you say very wasteful in Irish?

an-chaifeach. Too wasteful is róchaifeach, and as wasteful as is chomh caifeach le.

What is the opposite of caifeach?

The usual opposite is tíosach or coigilteach, meaning thrifty or economical.

How is caifeach different from flaithiúil?

Flaithiúil means generous in a positive sense, while caifeach is critical and means wasteful or spendthrift.

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