[ verb ] make repayment for or return something <verb.possession>repay
Requite \Re"quite"\ (r?-kw?t"), v. t. [imp. & p. p. {Requited}; p. pr. & vb. n. {Requiting}.] [Pref. re- + quit.] To repay; in a good sense, to recompense; to return (an equivalent) in good; to reward; in a bad sense, to retaliate; to return (evil) for evil; to punish.
He can requite thee; for he knows the charma That call fame on such gentle acts as these. --Milton.
Thou hast seen it; for thou beholdest mischief and spite, to requite it with thy hand. --Ps. x. 14.
The best way to requite the 290 victims of Flight 655 would be to reform the corrupted technology and procurement system that almost certainly did them in.