#1 repay v. [refund, return, give back] pay back; "Please refund me my money". wn
#2 repay v. [requite] make repayment for or return something. wn
#3 repay v. [reward, pay back] act or give recompense in recognition of someone's behavior or actions. wn
#4 repay v. [retort, come back, return, riposte, rejoin] answer back. wn
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