Synonym of foolish mistake

indiscretion gaffe lapse error impropriety mistake slip blunder peccadillo transgression miscalculation misdeed misdemeanour boob crime familiarity felony folly gaff mischief mischievousness misconduct offense offence sin slip-up solecism wickedness wrongdoing barry bloomer faux pas misbehavior misbehaviour trespass breach of etiquette bumble clanger crudeness excitability foul-up gaucherie goof hastiness indiscreetness ingenuousness miscue misdemeanor misjudgement misjudgment misspeak naivete screw-up simple-mindedness stumble stupidity thoughtlessness unseemliness unthinkingness bad behaviour dumb move dropping the ball slip of the tongue fault oversight misstep boo-boo flub fluff blooper inaccuracy slipup fumble clinker screwup brick trip bobble howler boner fail bloop bungle wrong lapsus calami lapsus linguae floater botch breach vice thinko defect omission delinquency failure negligence muff false step slip of the pen infraction failing indecorum violation misdoing misapprehension misjudging miss pratfall outrage atrocity infelicity imprudence improper act bozo eruption malpractice fall perversity putting foot in mouth peccancy malfeasance vandalism debacle fiasco shortcoming inappropriate behaviour social indiscretion foul false move mix-up flub-up wrong move flaw glitch piece of indecorum incongruity barbarism bad move muddle gremlin bug imperfection bungling bas dumb thing to do stupid mistake lawbreaking snag evil-doing encroachment malefaction debt infringement error of judgment snarl-up petty offence minor offence iniquity contravention erring dereliction hiccup petty sin trifling fault hash breaking of the law mess goof-up break brain fart venial sin slight minor wrong flop mess-up Freudian slip lapse of etiquette social blunder colossal blunder blunder in etiquette misunderstanding misinterpretation misreckoning miscount misestimate mixup misestimation underestimation overestimation snafu erratum overvaluation undervaluation blow poor judgment fallacy mishap neglect botch-up literal breakdown typo confusion malfunction delusion misconception misreading misconstruction blip aberration err corrigendum inadvertence cockup misevaluation carelessness exception default wrong impression false reading disregard laxity deviation typographical error preterition chasm overlooking overlook skip pretermission obstruction virus catch showstopper limitation malapropism wreck shambles hesitation accident upset illusion bad idea mismanagement misapplication bodge overestimate mishandling misfielding absurdity distortion misstatement wrength underestimate botched job poor choice inattention unfaithfulness wrongness impreciseness unreliability boo boo forgetfulness blank printer's error error of judgement misprint small mistake neglectfulness failure to notice misreading of the situation dilemma complication non-fulfilment slackness upheaval difficulty trouble quandary laxness misprision remissness misdesign mispositioning misarrangement misalignment complexity emergency snarl encumbrance commotion intricacy struggle disorder lack awkwardness involvement typing error printing error keying error keyboarding error typesetting error mispronunciation impairment disorganization misconfiguration disarray disorganisation turkey bomb lemon bummer frost washout clunker bust dud fizzle poor configuration crash disaster catastrophe wrong configuration poor layout human error balls-up car crash want loss collapse breaking delict flouting failure to observe non-observance non-compliance

foolishness foolishnesses foolish person foolish talk fool notion foolproof foolishly stupid foolishly optimistic foolishly foolish-looking foolish expectation foolishest