Where does “витез” come from?

витез (Bulgarian) comes from Proto-Slavic vitędzь, from Proto-Germanic wīkingaz.

Ancestry of “витез”, step by step

StepLanguageWordMeaning
1Proto-Slavicvitędzьknight, hero
2Proto-Germanicwīkingaz—
Every word from Proto-Germanic wīkingaz →Every word from Proto-Slavic vitędzь →
витез — Etymology, Origin & Word History | Etymology Explorer