Where does “kuoni” come from?

kuoni (Old Dutch) comes from Proto-Germanic kōniz, from Proto-Indo-European ǵneh₃- — to know.

Ancestry of “kuoni”, step by step

StepLanguageWordMeaning
1Proto-Germanickōnizable, knowledgeable, skillful, clever
2Proto-Indo-Europeanǵneh₃-to know
Every word from Proto-Indo-European ǵneh₃-Every word from Proto-Germanic kōniz