Proto-Celtic *ɸlikkā

→ English lech (derived)

→ English cromlech (derived)

→ English Leek (derived)

→ Welsh cromlech (inherited)

→ Welsh llech (inherited)

→ Irish leac (inherited)

→ Scottish Gaelic leac (inherited)

→ Latin Arverni (cognate)

→ Latin Licus (derived)

→ Latin Licates (derived)