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Jet-black in Irish (ciardhubh): Meaning, Forms, Examples

The Irish for jet-black is ciardhubh: madra ciardhubh, a jet-black dog.
Updated October 2026Report a mistake

How to say “jet-black” in Irish

Irish:
ciardhubh
English:
jet-black
Word type:
adjective
More jet-black:
níos ciardhuibhe
Most jet-black:
is ciardhuibhe
Plural:
ciardhubha
Pronunciation:
“KEER-ghuv”  /ˈciəɾˠɣʊvˠ/

What does “ciardhubh” mean?

jet-black
Completely and deeply black, as black as jet.Also: pitch-black, coal-black, sable, raven-black.

Other Irish adjectives for jet-black: dubh (black)

“Ciardhubh” after a noun

An Irish adjective comes after its noun. Here is ciardhubh after madra (dog, masculine), after oíche (night, feminine) and after a plural.

after a masculine nounmadra ciardhubha jet-black dog
after a feminine nounoíche chiardhubha jet-black night
after a plural nounmadraí ciardhubhajet-black dogs

séimhiú (the h) the ending

feminine
oíchenight
+
ciardhubhjet-black
=
oíche chiardhubha jet-black night

After a feminine noun the adjective gets a séimhiú, an h after its first letter: oíche chiardhubh. After a masculine noun it stays as it is: madra ciardhubh.

plural
madraídogs
+
ciardhubhajet-black, plural
=
madraí ciardhubhajet-black dogs

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

More jet-black, most jet-black, very jet-black

níosmore
+
ciardhuibhejet-black
=
níos ciardhuibhemore jet-black
ismost
+
ciardhuibhejet-black
=
is ciardhuibhemost jet-black

Tá a ghruaig níos ciardhuibhe ná gruaig a dhearthár. His hair is blacker than his brother's hair.

more jet-blackníos ciardhuibhein the past tense: ní ba chiardhuibhe
most jet-blackis ciardhuibhein the past tense: ba chiardhuibhe
as jet-black aschomh ciardhubh leno change after chomh
very jet-blackan-chiardhubhan- lenites, except d, t and s
too jet-blackróchiardhubhró- lenites

“Ciardhubh” in a sentence: Irish examples

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

Bhí capall ciardhubh sa pháirc.
There was a jet-black horse in the field.
Thit oíche chiardhubh ar an sliabh.
A pitch-black night fell on the mountain.
Bhí súile ciardhubha aici.
She had jet-black eyes.
Tá a ghruaig níos ciardhuibhe ná gruaig a dhearthár.
His hair is blacker than his brother's hair.
Tá an spéir ciardhubh anocht.
The sky is pitch-black tonight.

Other adjectives in Irish

More everyday Irish adjectives to learn next.

Jet-black in Irish: frequently asked questions

What is the Irish for jet-black?

The Irish for jet-black is ciardhubh (pronounced “KEER-ghuv”). It comes after the noun: madra ciardhubh, a jet-black dog; oíche chiardhubh, a jet-black night.

How do you say more jet-black and most jet-black in Irish?

níos ciardhuibhe is more jet-black and is ciardhuibhe is most jet-black. In the past tense they become ní ba chiardhuibhe and ba chiardhuibhe.

Why does ciardhubh become chiardhubh?

After a feminine singular noun an adjective is lenited: it gets an h after its first letter. So oíche chiardhubh (a jet-black night) but madra ciardhubh (a jet-black dog), because madra is masculine.

What is the plural of ciardhubh?

With a plural noun ciardhubh becomes ciardhubha: madraí ciardhubha, oícheanta ciardhubha.

How do you say very jet-black in Irish?

an-chiardhubh. Too jet-black is róchiardhubh, and as jet-black as is chomh ciardhubh le.

How is 'ciardhubh' different from 'dubh'?

'Dubh' simply means black, while 'ciardhubh' intensifies it with 'ciar' (dark, jet) to mean jet-black. It is common in descriptions of hair, as in 'gruaig chiardhubh'.

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