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Foolish in Irish (beagchéillí): Meaning, Forms, Examples

The Irish for foolish is beagchéillí: buachaill beagchéillí, a foolish boy.
Updated October 2026Report a mistake

How to say “foolish” in Irish

Irish:
beagchéillí
English:
foolish
Word type:
adjective
More foolish:
níos beagchéillí
Most foolish:
is beagchéillí
Pronunciation:
“BYOG-khay-lee”  /ˈbʲɔɡˌçeːlʲiː/

What does “beagchéillí” mean?

foolish
Having or showing little sense or good judgement.Also: silly, senseless, unwise, feather-brained.

Other Irish adjectives for foolish: seafóideach (silly), amaideach (foolish), díchéillí (senseless), amadánta (foolish)

“Beagchéillí” after a noun

An Irish adjective comes after its noun. Here is beagchéillí after buachaill (boy, masculine), after bean (woman, feminine) and after a plural.

after a masculine nounbuachaill beagchéillía foolish boy
after a feminine nounbean bheagchéillía foolish woman
after a plural nounbuachaillí beagchéillífoolish boys

séimhiú (the h) the ending

feminine
beanwoman
+
beagchéillífoolish
=
bean bheagchéillía foolish woman

After a feminine noun the adjective gets a séimhiú, an h after its first letter: bean bheagchéillí. After a masculine noun it stays as it is: buachaill beagchéillí.

plural
buachaillíboys
+
beagchéillífoolish, plural
=
buachaillí beagchéillífoolish boys

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

More foolish, most foolish, very foolish

níosmore
+
beagchéillífoolish
=
níos beagchéillímore foolish
ismost
+
beagchéillífoolish
=
is beagchéillímost foolish

Bhí sé níos beagchéillí ná a dheartháir. He was more foolish than his brother.

more foolishníos beagchéillíin the past tense: ní ba bheagchéillí
most foolishis beagchéillíin the past tense: ba bheagchéillí
as foolish aschomh beagchéillí leno change after chomh
very foolishan-bheagchéillían- lenites, except d, t and s
too foolishróbheagchéillíró- lenites

“Beagchéillí” in a sentence: Irish examples

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

Rinne an buachaill beagchéillí botún mór.
The foolish boy made a big mistake.
Ba chailín beagchéillí í an t-am sin.
She was a foolish girl at that time.
Ní éisteann na daoine beagchéillí le comhairle.
Foolish people do not listen to advice.
Bhí sé níos beagchéillí ná a dheartháir.
He was more foolish than his brother.
Tá an plean sin beagchéillí ar fad.
That plan is completely foolish.

Other adjectives in Irish

More everyday Irish adjectives to learn next.

Foolish in Irish: frequently asked questions

What is the Irish for foolish?

The Irish for foolish is beagchéillí (pronounced “BYOG-khay-lee”). It comes after the noun: buachaill beagchéillí, a foolish boy; bean bheagchéillí, a foolish woman.

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

níos beagchéillí is more foolish and is beagchéillí is most foolish. In the past tense they become ní ba bheagchéillí and ba bheagchéillí.

Why does beagchéillí become bheagchéillí?

After a feminine singular noun an adjective is lenited: it gets an h after its first letter. So bean bheagchéillí (a foolish woman) but buachaill beagchéillí (a foolish boy), because buachaill is masculine.

How do you say very foolish in Irish?

an-bheagchéillí. Too foolish is róbheagchéillí, and as foolish as is chomh beagchéillí le.

How is 'beagchéillí' different from 'amaideach'?

Both mean foolish, but 'beagchéillí' literally means having little sense (beag + ciall), while 'amaideach' is the more everyday word for silly.

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