Where does “quiter” come from?
quiter (Middle French) comes from Old French quitter, from Old French quitte, from Latin quiētus, from Latin quiēscō, from Latin quiēs, from Proto-Italic kʷiētis, from Proto-Indo-European kʷyéh₁tis, from Proto-Indo-European kʷyeh₁- — to rest; rest, peace.
quiter (Middle French): to leave
Ancestry of “quiter”, step by step