Where does “*Wulfilô” come from?

*Wulfilô (Proto-Germanic) comes from Proto-Germanic wulfaz, from Proto-Indo-European wĺ̥kʷos — wolf.

Ancestry of “*Wulfilô”, step by step

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