Synonyms of denial

1 Syllable
nix, nay
2 Syllables
turndowns, brush-off, turndown, go-by, quitclaim, goby, gainsaying, vetoes, unsaying, brushoff, rebuff, dissent, quitclaims, veto, disproof
3 Syllables
deprival, repulse, nihilism, retraction, disclaimers, nonbelief, retractions, quitclaimed, rejection, disclaimer, dissented, refusing, rejecting, refutal, dismissing, refraining, nonconsent, negation, abstaining, repulsion, nihilisms, forswearing, repulsions, rebuttal
4 Syllables
declination, contradictions, recusancy, noncommittal, palinode, renunciation, protestation, deprivation, refutation, dispossession, disapproval, disavowal, controversion, renegement, deprivations, contradiction, bohemianism, recusance, recantation, renunciations, negative, prohibition, contraversion, nonconformism, nonagreement, refutations, repudiation, relinquishment, renouncement, repudiating, retractation, iconoclasm, adjuration, agnosticism
5 Syllables
heterodoxy, nonacceptance, contumaciousness, disallowance, unorthodoxy, self-abnegation, nonconformity
7 Syllables
unconventionality