Where does “creft” come from?

creft (Old Frisian) comes from Proto-West Germanic kraftu, from Proto-Germanic kraftuz, from Proto-Germanic -þuz, from Proto-Indo-European -tus — Derives action nouns from verb roots.

Ancestry of “creft”, step by step

StepLanguageWordMeaning
1Proto-West Germanickraftustrength, power; skill
2Proto-Germanickraftuzstrength, power
3Proto-Germanic-þuzForms result nouns from verb roots, usually from...
4Proto-Indo-European-tusDerives action nouns from verb roots

Words derived from “creft

Every word from Proto-Indo-European -tusEvery word from Proto-Germanic -þuzEvery word from Proto-Germanic kraftuz