Where does “quittable” come from?
quittable (English) comes from English quit, from Middle English quiten, from Anglo-Norman quitter, from Old French quitter, from Old French quitte, from Latin quiētus, from Latin quiēscō, from Latin quiēs — to rest; rest, peace.
quittable (English): Capable of being quitted
Ancestry of “quittable”, step by step