Where does “fronsen” come from?

fronsen (Middle Dutch) comes from French froncer, from French fronce, from Middle French fronce, from Old French fronce, from Frankish hrunkja, from Proto-Germanic hrunkijō, from Proto-Indo-European sḱer- — to caw, crow.

Ancestry of “fronsen”, step by step

StepLanguageWordMeaning
1Frenchfroncerto scowl; to gather
2Frenchfroncea frown; scowl; first-person singular present...
3Middle Frenchfroncecrease; wrinkle
4Old Frenchfroncewrinkle
5Frankishhrunkjawrinkle; a wrinkle
6Proto-Germanichrunkijō—
7Proto-Indo-Europeansḱer-to caw, crow

Words derived from “fronsen”

Every word from Proto-Indo-European sḱer- →Every word from Proto-Germanic hrunkijō →Every word from Frankish hrunkja →