fo-artach

Irish

From fo- (“sub-”) +‎ Artach (“Arctic”).

fo-artach (genitive singular masculine fo-artaigh, genitive singular feminine fo-artaí, plural fo-artacha, not comparable)

Declension of fo-artach

Positive	Masculine	Feminine	(strong noun)	(weak noun)
	Singular		Plural (m/f)
Nominative	fo-artach	fho-artach	fo-artacha; fho-artacha²
Vocative	fho-artaigh	fho-artach	fo-artacha
Genitive	fho-artaigh	fo-artaí	fo-artacha	fo-artach
Dative	fo-artach; fho-artach¹	fho-artach; fho-artaigh (archaic)	fo-artacha; fho-artacha²
Comparative	níos fo-artaí
Superlative	is fo-artaí

¹ When the preceding noun is lenited and governed by the definite article.
² When the preceding noun ends in a slender consonant.

Irish mutation
Radical	Lenition	Eclipsis
fo-artach	fho-artach	bhfo-artach
Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs.