láech

Old Irish

Borrowed from Late Latin lāicus (“lay, layman, laic”), from Ancient Greek λαϊκός (laïkós, “of the people”), from λαός (laós, “the people”). The sense warrior may be from Proto-Celtic *lāyko- (Matasović, 2009).

láech m

Masculine o-stem
	Singular	Dual	Plural
Nominative	láech	láech^L	laích^L
Vocative	laích	láech^L	láechu^H
Accusative	láech^N	láech^L	láechu^H
Genitive	laích^L	láech	láech^N
Dative	láech^L	láechaib	láechaib
Initial mutations of a following adjective: ^H = triggers aspiration ^L = triggers lenition ^N = triggers nasalization

Old Irish mutation
Radical	Lenition	Nasalization
láech also lláech after a proclitic ending in a vowel	láech pronounced with /l(ʲ)-/	unchanged
Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs.