Where does “wacen” come from?

wacen (Old English) comes from Proto-Germanic wakanaz, from Proto-Germanic wakaną, from Proto-Indo-European weǵ- — lively, awake; strong.

Ancestry of “wacen”, step by step

StepLanguageWordMeaning
1Proto-Germanicwakanaz—
2Proto-Germanicwakanąto wake, be awake, arise
3Proto-Indo-Europeanweǵ-lively, awake; strong
Every word from Proto-Indo-European weǵ- →Every word from Proto-Germanic wakaną →Every word from Proto-Germanic wakanaz →