Old Irish fichid

← Proto-Celtic *wiketi (inherited)

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

← Latin vincō (cognate)

→ Irish fiuch (mention)

→ Latin Ordovices (cognate)

→ Old Irish dígal (mention)

→ Old Irish dofich (affix)

→ Old Irish dofich (affix)

→ Old Irish immdích (affix)

→ Old Irish Fíachrai (affix)