Proto-Celtic *bekkos

→ English beak (derived)

→ Catalan bec (derived)

→ Spanish pico (derived)

→ French bec (derived)

→ Galician pico (derived)

→ Galician bicar (derived)

→ Galician bico (derived)

→ Ido beko (derived)

→ Italian becco (derived)

→ Latin beccus (derived)

→ Portuguese bico (derived)