Mawson, C.O.S., ed. (1870–1938). Roget’s International Thesaurus. 1922.

Class VI. Words Relating to the Sentient and Moral Powers
Section IV. Moral Affections
3. Moral Conditions

952. Atonement.

   NOUN:ATONEMENT, reparation; compromise, composition; compensation [See Compensation]; quittance, quits [rare], expiation, redemption, reclamation, conciliation, propitiation; indemnification, redress.
  AMENDS, apology, amende honorable [F.], satisfaction; peace -, sin -, burnt- offering; scapegoat, sacrifice.
  PENANCE, fasting, maceration, sackcloth and ashes, white sheet, shrift, flagellation, lustration; purgation, purgatory.
   VERB:ATONE, atone for; expiate; propitiate; make amends, make good; reclaim, redeem, repair, ransom, absolve, purge, shrive, do penance, stand in a white sheet, repent in sackcloth and ashes.
  set one’s house in order, wipe off old scores, make matters up; pay the forfeit, pay the penalty.
  APOLOGIZE, express regret, beg pardon, faire l’amende honorable [F.], give satisfaction; get -, fall- down on one’s knees, – marrowbones [slang or jocular].
   ADJECTIVE:PROPITIATORY, expiatory, sacrific, sacrificial, sacrificatory [rare]; piacular, piaculous [rare].
   QUOTATION:When the scourge Inexorable, and the torturing hour Calls us to penance.—Paradise Lost