Refund (6)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">refund</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for repay that I've seen before include "Reimburse" , "Refund or reward" , "Settle a score" , "Do or give in return" , "recompense" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">refund</span>' is the definition.<br/ ><span class="explanation-format__explanation">(rebate is a kind of refund)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for rebate that I've seen before include "Sum paid back" , "Refund - discount" , "Give back (money)" , "Beater (anag) -- partial refund" , "Cash refund" .)