Where does “kýr” come from?

kýr (Norwegian Nynorsk) comes from Old Norse kýr, from Proto-Germanic *kōz — cow.

Ancestry of “kýr”, step by step

StepLanguageWordMeaning
1Old Norsekýrcow
2Proto-Germanic*kōzcow
Every word from Proto-Germanic *kōz →Every word from Old Norse kýr →
kýr — Etymology, Origin & Word History | Etymology Explorer