Proto-Italic *louks

→ English lumination (derived)

→ Spanish luz (inherited)

→ Galician luz (inherited)

→ Ancient Greek Λούκιος (derived)

→ Italian luce (inherited)

→ Latin lux (inherited)

→ Ligurian lûxe (inherited)

→ Portuguese luz (inherited)

→ Romansch glisch (inherited)

→ Romansch gleisch (inherited)

→ Romansch glüsch (inherited)

→ Old Portuguese luz (inherited)

→ Sardinian luche (inherited)

→ Sardinian lughe (inherited)

→ Venetian łuxe (inherited)