THESAURUS
disclaimer
abjuration, abjurement, abnegation, abrogation, absolute contradiction, annulment, contradiction, contrary assertion, contravention, controversion, countering, crossing, declension, declination, declinature, declining, denial, deprivation, disaffirmation, disagreement, disallowance, disavowal, disclamation, disobedience, disowning, disownment, disproof, dissent, expatriation, forswearing, gainsaying, holding back, impugnment, nay, negation, negative, negative answer, nix, no, nonacceptance, noncompliance, nonconsent, nonobservance, nullification, palinode, palinody, recantation, refusal, refutation, rejection, reneging, renouncement, renunciation, repudiation, retention, retractation, retraction, revocation, revokement, thumbs-down, turndown, unsaying, unwillingness, withdrawal, withholding
ROGET THESAURUS
disclaimer
Refusal
N
refusal, rejection, noncompliance, incompliance, denial, declining, declension, declinature, peremptory refusal, flat refusal, point blank refusal, repulse, rebuff, discountenance, recusancy, abnegation, protest,
disclaimer, dissent, revocation, refusing, restive, restiff, recusant, uncomplying, unconsenting, not willing to hear of, deaf to, refused, ungranted, out of the question, not to be thought of, impossible, no, on no account, not for the world, no thank you, thanks but no thanks, non possumus, your humble servant, bien oblige, not on your life, no way, not even if you beg on your knees.
Negation
N
negation, abnegation, denial, disavowal,
disclaimer, abjuration, contradiction, contravention, recusation, protest, recusancy, flat contradiction, emphatic contradiction, emphatic denial, dementi, qualification, repudiation, retraction, confutation, refusal, prohibition, denying, denied, contradictory, negative, negatory, recusant, at issue upon, no, nay, not, nowise, not a bit, not a whit, not a jot, not at all, nohow, not in the least, not so, negative, negatory, no way, no such thing, nothing of the kind, nothing of the sort, quite the contrary, tout au contraire, far from it, tant s'en faut, on no account, in no respect, by no, by no manner of means, negatively, never, never in a million years, at no time, there never was a greater mistake, I know better, non haec in faedera, a thousand times no.