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Heaven in Irish (Flaitheas): Meaning, Pronunciation, Usage

‘flaitheas’ also means: sovereignty · realm

The Irish for heaven is flaitheas, a masculine noun (plural flaithis).
Updated October 2026Report a mistake

How to say “heaven” in Irish

Irish:
flaitheas
English:
heaven, sovereignty, realm
Word type:
noun
Gender:
masculine, first declension
Pronunciation:
“FLAH-hus”  /ˈfˠl̪ˠahəsˠ/
Various forms
Plural:
flaithis (heavens)
Genitive singular:
flaithis, an fhlaithis (e.g. geataí an fhlaithis, the gates of heaven)
Genitive plural:
flaitheas, na bhflaitheas (e.g. Rí na bhflaitheas, King of the heavens)

What does “flaitheas” mean?

“Flaitheas” has three alternative meanings. The most common comes first.

heaven
Heaven, paradise, the place of eternal happiness; often in the plural 'na flaithis'.Also: paradise, the heavens, kingdom of heaven.
2 other meanings: sovereignty or realm
2sovereignty
Rule or supreme authority, especially of a prince or ruler.Also: rule, dominion, reign.
3realm
A kingdom or territory under a ruler.Also: kingdom, domain.

Other Irish words for heaven: parthas (paradise), neamh (heaven)

“Flaitheas” with the article

The plural of heaven in Irish is flaithis. Here is flaitheas after the article (an t-alt), in the singular and the plural.

an flaitheas
the heaven
No change after an
na flaithis
the heavens
Plural: no change after na

“Flaitheas” in a sentence: Irish examples

Common Irish sentences using flaitheas, the Irish word for heaven.

Go ndéana Dia trócaire air agus go raibh sé ar na flaithis.
May God have mercy on him and may he be in heaven.
Is é na flaithis é a bheith saor ón obair.
It is heaven to be free from work.
Creideann sí go rachaidh sí go flaitheas Dé.
She believes she will go to heaven.
Bhí mé sna flaithis nuair a chuala mé an scéal.
I was in heaven when I heard the news.
Tá sé imithe ar shlí na fírinne, go flaitheas Dé.
He has passed away; may he be in heaven.
Labhair an sagart faoi ghlóir an fhlaithis.
The priest spoke about the glory of heaven.

Other nouns in Irish

More everyday Irish nouns to learn next.

Heaven in Irish: frequently asked questions

What is the Irish for heaven?

The Irish for heaven is flaitheas (pronounced “FLAH-hus”). It’s a masculine noun and the plural is flaithis. Depending on context it can also mean sovereignty or realm.

How do you pronounce flaitheas in Irish?

Flaitheas is said like “FLAH-hus” (IPA /ˈfˠl̪ˠahəsˠ/).

What is the plural of heaven in Irish?

The plural of flaitheas is flaithis; with the article, na flaithis means “the heavens”. The genitive plural is flaitheas, as in Rí na bhflaitheas (King of the heavens).

Does flaitheas have more than one meaning?

Yes. Flaitheas can mean heaven, sovereignty or realm, depending on context; the first is the most common.

Why does flaitheas change to fhlaitheas or bhflaitheas?

Irish changes the start of some words after certain words. After mo (my) flaitheas becomes mo fhlaitheas (lenition), and after ár (our) or i (in) it becomes ár bhflaitheas (eclipsis).

What is the difference between 'flaitheas' and 'neamh'?

Both mean heaven; 'neamh' is the usual word for heaven or the sky, while 'flaitheas', often plural 'na flaithis', is common in prayers and blessings such as 'go raibh sé ar na flaithis'.

How is 'flaitheas' used in politics?

It forms compounds for systems of rule, for example 'daonfhlaitheas' (democracy).

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