Old Irish líach

← Proto-Celtic *lēgā (inherited)

← Scottish Gaelic liagh (link)

← Proto-Indo-European *leyǵʰ- (root)

← Proto-Indo-European *leyǵʰ- (derived)

→ Irish liach (inherited)

→ Scottish Gaelic liogh (inherited)

→ Ancient Greek ὀλίγος (cognate)

→ Manx lheegh (inherited)

→ Albanian lig (cognate)