(n.) Failure or omission of duty; a fault; a misdeed; an offense; a misdemeanor; a crime.

aberrance aberrancy abnormality amorality arrear arrearage arrears atrocity backsliding bad debt breach carnality crime crime against humanity criminality deadly sin decline defalcation default defection defectiveness deficit delinquence dereliction deviance deviancy disconformity dishonor dishonoring disregard enormity error evil evil nature failure falling short fault felony genocide guilty act heavy sin illegality immorality imperfection improperness impropriety impurity inadequacy inappropriateness inattention incorrectness indecorousness indecorum indiscretion inexpiable sin inferiority infraction iniquity injury injustice inobservance insufficiency lapse laxity malefaction malfeasance malum minor wrong misdeed misdemeanor misfeasance moral delinquency mortal sin neglect negligence nonadherence noncompliance nonconformance nonconformity nondischarge of debts nonfeasance nonfulfillment nonobservance nonpayment nonperformance nonremittal offense omission outrage oversight peccability peccadillo peccancy prodigality protest protested bill recidivism repudiation short measure shortage shortcoming shortfall sin sin of commission sin of omission sinful act sinfulness slight slip slump tort transgression trespass trip unangelicalness unchastity uncleanness uncollectible underage unfitness unfittingness ungodliness ungoodness unlawfulness unmorality unobservance unrighteousness unsaintliness unseemliness unsuitability unutterable sin unvirtuousness venial sin vice viciousness violation wantonness waywardness weakness wickedness wrong wrongdoing wrongfulness wrongness