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Definition 2025

fírinne

fírinne

See also: firinne and fìrinne

Irish

Noun

fírinne f ‎(genitive singular fírinne, nominative plural fírinní)

truth

Declension

Declension of fírinne

Fourth declension

Bare forms

Case	Singular	Plural
Nominative	fírinne	fírinní
Vocative	a fhírinne	a fhírinní
Genitive	fírinne	fírinní
Dative	fírinne	fírinní

Forms with the definite article

Case	Singular	Plural
Nominative	an fhírinne	na fírinní
Genitive	na fírinne	na bhfírinní
Dative	leis an bhfírinne don fhírinne	leis na fírinní

Antonyms

neamhfhírinne

Derived terms

buanfhírinne f ‎(“eternal truth”)
déanta na fírinne ‎(“to tell the truth, as a matter of fact”)

Related terms

fíor ‎(“true”)

Mutation

Irish mutation
Radical	Lenition	Eclipsis
fírinne	fhírinne	bhfírinne
Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs.

References

"fírinne" in Foclóir Gaeilge-Béarla, An Gúm, 1977, by Niall Ó Dónaill.
“fírinne” in Dictionary of the Irish Language, Royal Irish Academy, 1913–76.

Old Irish

Noun

fírinne f

Inflection

Feminine iā-stem
	Singular	Dual	Plural
Nominative
Vocative
Accusative
Genitive
Dative
Initial mutations of a following adjective: ^H = triggers aspiration ^L = triggers lenition ^N = triggers nasalization

Descendants

Irish: fírinne

References

“fírinne” in Dictionary of the Irish Language, Royal Irish Academy, 1913–76.