Where does “ƿulf” come from?

ƿulf (Old English) comes from Proto-West Germanic wulf, from Proto-Germanic wulfaz, from Proto-Indo-European wĺ̥kʷos — wolf.

Ancestry of “ƿulf”, step by step

StepLanguageWordMeaning
1Proto-West Germanicwulfwolf
2Proto-Germanicwulfazwolf
3Proto-Indo-Europeanwĺ̥kʷoswolf
Every word from Proto-Indo-European wĺ̥kʷos →Every word from Proto-Germanic wulfaz →Every word from Proto-West Germanic wulf →