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repay

[ri-pey]
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verb (used with object), re·paid, re·pay·ing.
  1. to pay back or refund, as money.
  2. to make return for: She repaid the compliment with a smile.
  3. to make return to in any way: We can never repay you for your help.
  4. to return: to repay a visit.
verb (used without object), re·paid, re·pay·ing.
  1. to make repayment or return.

Origin of repay

From the Middle French word repaier, dating back to 1520–30. See re-, pay1
Related formsre·pay·a·ble, adjectivere·pay·a·bil·i·ty, nounre·pay·ment, nounnon·re·pay·a·ble, adjectivenon·re·pay·ing, adjectiveun·re·paid, adjectiveun·re·pay·a·ble, adjectivewell-re·paid, adjective

Synonyms

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1. reimburse, indemnify. 3. requite, reward.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for non-repayable

repay

verb -pays, -paying or -paid
  1. to pay back (money) to (a person); refund or reimburse
  2. to make a return for (something) by way of compensationto repay kindness
Derived Formsrepayable, adjectiverepayment, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for non-repayable

repay

v.

mid-15c., from Old French repaier "pay back, give in return," from re- "back" (see re-) + payer "to pay" (see pay (v.)). Related: Repaid; repaying.

Online Etymology Dictionary, © 2010 Douglas Harper