Where does “kempen” come from?

kempen (Dutch) comes from Middle Dutch kempen, from Old Dutch *kempen, from Proto-West Germanic kampijan, from Latin campus, from Proto-Indo-European kh₂emp-, from Proto-Indo-European kh₂em- — to bend, to curve.

Ancestry of “kempen”, step by step

StepLanguageWordMeaning
1Middle Dutchkempen
2Old Dutch*kempen
3Proto-West Germanickampijanto battle; to campaign
4LatincampusOpen flat level ground: a plain, a natural field;...
5Proto-Indo-Europeankh₂emp-to bend; crooked; to bend, curve
6Proto-Indo-Europeankh₂em-to bend, to curve
Every word from Proto-Indo-European kh₂em-