abjuration, abjurement, abrogation, absolute contradiction, annulment, contradiction, contrary assertion, contravention, controversion, countering, crossing, denial, disaffirmation, disallowance, disclaimer, disclamation, disowning, disownment, disproof, expatriation, forswearing, gainsaying, impugnment, nullification, palinode, palinody, recantation, refutation, reneging, renouncement, renunciation, repudiation, retractation, retraction, revocation, revokement, unsaying, withdrawal