Acherontic, Lethean, Plutonian, Plutonic, Stygian, Tartarean, apologetic, ascetic, atoning, chthonian, chthonic, cleansing, compensational, compensatory, devilish, expiatory, expurgatory, hellborn, hellish, infernal, lustral, lustrational, lustrative, pandemoniac, pandemonic, penitential, piacular, propitiatory, purgative, purifying, reclamatory, recompensing, redeeming, redemptive, redressing, reparative, reparatory, repentant, repenting, restitutional, restitutive, restitutory, righting, satisfactional, squaring, sulfurous

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