Where does “avkrefte” come from?

avkrefte (Norwegian Bokmål) comes from Norwegian Bokmål kraft, from Old Norse kraptr, from Proto-Germanic kraftuz, from Proto-Germanic -þuz, from Proto-Indo-European -tus — Derives action nouns from verb roots.

avkrefte (Norwegian Bokmål): to weaken, to deplete of force or power

Definitions

  1. to weaken, to deplete of force or power

Ancestry of “avkrefte”, step by step

avkrefte traces back through two separate lines of ancestry.

via Norwegian Bokmål kraft

StepLanguageWordMeaning
1Norwegian Bokmålkrafta force; power; i kraft - in force
2Old Norsekraptrstrength
3Proto-Germanickraftuzstrength, power
4Proto-Germanic-þuzForms result nouns from verb roots, usually from...
5Proto-Indo-European-tusDerives action nouns from verb roots

via Norwegian Bokmål av

StepLanguageWordMeaning
1Norwegian Bokmålavoff; onwards; of
2Old Norseafof, from, off, by
3Proto-Germanic*ab—
4Proto-Indo-Europeanapó—
Every word from Proto-Indo-European -tus →Every word from Proto-Germanic -þuz →Every word from Proto-Germanic kraftuz →