Where does “Wilkus” come from?

Wilkus (Polish) comes from Polish wilk, from Proto-Slavic vьlkъ, from Proto-Balto-Slavic wilkás, from Proto-Indo-European wĺ̥kʷos — wolf.

Ancestry of “Wilkus”, step by step

StepLanguageWordMeaning
1Polishwilkwolf; male wolf, he-wolf; German Shepherd
2Proto-Slavicvьlkъwolf
3Proto-Balto-Slavicwilkáswolf
4Proto-Indo-Europeanwĺ̥kʷoswolf
Every word from Proto-Indo-European wĺ̥kʷos →Every word from Proto-Balto-Slavic wilkás →Every word from Proto-Slavic vьlkъ →
Wilkus — Etymology, Origin & Word History | Etymology Explorer