Old Irish mucc

← Breton moc’h (cognate)

← Proto-Celtic *mokkus (inherited)

← Welsh moch (cognate)

← Cornish mogh (cognate)

→ Irish muc (inherited)

→ Scottish Gaelic muc (inherited)

→ Manx muc (inherited)

→ Middle Irish mucc (inherited)

→ Old Irish muccfoil (affix)

→ Old Irish muccaid (suffix)

→ Old Irish muccach (affix)

→ Old Irish muccullach (compound)