(n.) Neglect of compliance; failure to comply.

abnegation civil disobedience contradiction contrariety declension declination declinature declining default delinquency denial deprivation dereliction deviation disaccord disaccordance disagreement disallowance disclaimer disclamation disconformity disobedience disregard dissent failure frowardness holding back inaccordance inattention incongruity inconsistency indiscipline indocility infraction infringement inobservance insubordination intractability lawbreaking lawlessness laxity naughtiness nay negation negative negative answer neglect negligence nix no nonacceptance nonadherence nonconcurrence nonconformance nonconformism nonconformity nonconsent noncooperation nonfeasance nonfulfillment nonobedience nonobservance nonperformance omission originality oversight passive resistance protest recalcitrance recantation recusance recusancy refractoriness refusal rejection repudiation retention slight thumbs-down transgression turndown unconformity uncooperativeness unduteousness undutifulness unobservance unsubmissiveness unwillingness violation waywardness willful disobedience withholding