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Dangerous in Irish (baolach): Meaning, Forms, Examples

The Irish for dangerous is baolach: bóthar baolach, a dangerous road.
Updated October 2026Report a mistake

How to say “dangerous” in Irish

Irish:
baolach
English:
dangerous
Word type:
adjective
More dangerous:
níos baolaí
Most dangerous:
is baolaí
Plural:
baolacha
Pronunciation:
“BWAY-lukh”  /ˈbˠeːl̪ˠəx/

What does “baolach” mean?

dangerous
Likely to cause harm or injury; full of danger.Also: perilous, hazardous, risky.

Other Irish adjectives for dangerous: contúirteach (dangerous), dainséarach (dangerous), guasach (dangerous)

“Baolach” after a noun

An Irish adjective comes after its noun. Here is baolach after bóthar (road, masculine), after aill (cliff, feminine) and after a plural.

after a masculine nounbóthar baolacha dangerous road
after a feminine nounaill bhaolacha dangerous cliff
after a plural nounbóithre baolachadangerous roads

séimhiú (the h) the ending

feminine
aillcliff
+
baolachdangerous
=
aill bhaolacha dangerous cliff

After a feminine noun the adjective gets a séimhiú, an h after its first letter: aill bhaolach. After a masculine noun it stays as it is: bóthar baolach.

plural
bóithreroads
+
baolachadangerous, plural
=
bóithre baolachadangerous roads

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

More dangerous, most dangerous, very dangerous

níosmore
+
baolaídangerous
=
níos baolaímore dangerous
ismost
+
baolaídangerous
=
is baolaímost dangerous

Tá an fharraige níos baolaí inniu ná inné. The sea is more dangerous today than yesterday.

more dangerousníos baolaíin the past tense: ní ba bhaolaí
most dangerousis baolaíin the past tense: ba bhaolaí
as dangerous aschomh baolach leno change after chomh
very dangerousan-bhaolachan- lenites, except d, t and s
too dangerousróbhaolachró- lenites

“Baolach” in a sentence: Irish examples

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

Is bóthar baolach é sin san oíche.
That is a dangerous road at night.
Bhí aill bhaolach in aice leis an gcosán.
There was a dangerous cliff beside the path.
Tá na sruthanna baolach anseo.
The currents are dangerous here.
Tá an fharraige níos baolaí inniu ná inné.
The sea is more dangerous today than yesterday.
Tá sé baolach snámh anseo.
It is dangerous to swim here.

Other adjectives in Irish

More everyday Irish adjectives to learn next.

Dangerous in Irish: frequently asked questions

What is the Irish for dangerous?

The Irish for dangerous is baolach (pronounced “BWAY-lukh”). It comes after the noun: bóthar baolach, a dangerous road; aill bhaolach, a dangerous cliff.

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

níos baolaí is more dangerous and is baolaí is most dangerous. In the past tense they become ní ba bhaolaí and ba bhaolaí.

Why does baolach become bhaolach?

After a feminine singular noun an adjective is lenited: it gets an h after its first letter. So aill bhaolach (a dangerous cliff) but bóthar baolach (a dangerous road), because bóthar is masculine.

What is the plural of baolach?

With a plural noun baolach becomes baolacha: bóithre baolacha, aillte baolacha.

How do you say very dangerous in Irish?

an-bhaolach. Too dangerous is róbhaolach, and as dangerous as is chomh baolach le.

What does "is baolach liom" mean?

"Is baolach liom" means "I am afraid" or "I fear", as in "Is baolach liom go bhfuil sé ródhéanach", I'm afraid it's too late.

What is the difference between baolach and contúirteach?

Both mean dangerous; "contúirteach" is the most common everyday word, while "baolach" is also used in the phrase "is baolach liom" for expressing fear or regret.

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