Proto-Slavic *světьlъ

→ Old English sweotol (borrowed)

→ Belarusian светлы (inherited)

→ Bulgarian светъл (inherited)

→ Czech světlý (inherited)

→ Old Church Slavonic свѣтьлъ (inherited)

→ Lower Sorbian swětły (inherited)

→ Upper Sorbian swětły (inherited)

→ Macedonian светлина (mention)

→ Macedonian светол (inherited)

→ Polish światły (inherited)

→ Russian светлый (inherited)

→ Serbo-Croatian свијетао (inherited)

→ Serbo-Croatian светао (inherited)

→ Slovene svetel (inherited)

→ Slovene svetloba (derived)

→ Ukrainian світлий (inherited)