Irish galar

← Proto-Celtic *galarom (inherited)

← Proto-Indo-European [[*ǵʰelH-]]ro- (inherited)

← Old Irish galar (inherited)

→ Welsh galar (cognate)

→ Irish galareolaíocht (affix)

→ Irish galarach (affix)

→ Irish galrach (affix)

→ Irish galraigh (affix)

→ Ancient Greek χολέρα (cognate)