Where does “requital” come from?

Requital comes from Middle English requite, meaning to repay or make return, though its ultimate origin remains uncertain.

requital (English): Compensation for loss or damage; amends;...

Definitions

Step	Language	Word	Meaning
1	English	requite	To return that has been given; to repay; to...
2	Middle English	requiten	to repay
3	Old French	quitter	to liberate; to free
4	Old French	quitte	free; liberated
5	Latin	quiētus	—
6	Latin	quiēscō	—
7	Latin	quiēs	—
8	Proto-Italic	kʷiētis	—
9	Proto-Indo-European	kʷyéh₁tis	—
10	Proto-Indo-European	kʷyeh₁-	to rest; rest, peace

requital — Etymology, Origin & Word History | Etymology Explorer