Synonym of unseen problem

snag obstacle impediment hindrance hitch obstruction drawback difficulty problem hurdle catch barrier disadvantage complication bar pitfall hiccup crimp downside setback drag issue disbenefit minus clog hazard inconvenience gotcha joker glitch gimmick holdup hamper brake pickle blockade bug puzzler knot scrape spot stumbling block catch-22 booby trap land mine tight spot the rub handicap limitation encumbrance deterrent block cramp restriction trammel fetter weakness check fly in the ointment holdback inhibition spanner in the works stop defect monkey wrench in the works manacle interference chain restraint shortcoming flaw trouble curb balk embarrassment baulk detriment shackles let fault imperfection delay cumber facer stoppage burden deficiency weak point blockage weak spot liability impedance headache failing nuisance negative bottleneck constraint sticking point dilemma uphill discouragement rub penalty monkey wrench predicament road block hampering harm lack interruption shackle snafu millstone hassle barricade negative aspect wall hang-up prevention debit strike incommodity price disability cost albatross gridlock quandary mishap expense hardship frailty foible cumbrance ball and chain con adversity retardation hold-up demerit impairment vice kink stricture consequence ill trap consequences impasse downfall lock inhibitor error baggage blocking toll damage snare prob excess baggage disfavor disfavour straitjacket bummer traverse damper deal-breaker entanglement rein misfortune preventive gremlin jam-up disappointment reservation qualification injury hurt retardment hangup prohibition worry ramification plight inadequacy can of worms disputed point dereliction weight stone in one's path blank wall dispute mess point at issue want sin dead weight millstone around your neck undesirable consequences adverse effects Achilles heel chink in your armour bone of contention complaint bond deadlock slowing congestion handicapping bad occlusion small difficulty fetters bonds bump stumbling stone pale disincentive flip side failure tangle other side of the coin tribulation circumvention aggravation wait privation affliction roadblock pinch afterdeal railing fence factor web development detainment detention tie load disablement disorder malfunction mountain to climb trick banana skin blip control red tape holding pattern despite blemish conundrum dodge ploy puzzle wile fallibility suppression checking bridling curbing repression anomaly circumscription frustration shackling baulking cramping fettering holding back stifling smothering arrest evil bother grievance confinement clampdown stint condition stopping halting thwarting quashing foiling something wrong unpleasant aspect traffic jam instability gap hole lapse unsoundness deformity downer upset blow blunder interdict thorn in one's side vexation mix-up source of difficulty hot potato hornets' nest source of trouble thorn in the flesh muddle vexed question question mark difficult situation joker in the pack perplexity botheration question defeat slip chink in the armor sore point uphill battle loss balking embargo sublimation knock reversal inefficacy worriment habit count doubt crunch squeeze disagreement bugbear injunction taboo modification definition circumspection letdown miscalculation mischance mistake bafflement whammy hot water disservice pity shame putting an end to putting an stop to nipping in the bud body blow teething trouble box infirmity debility comedown annoyance one in the eye piece of bad luck kick in the teeth stroke of bad luck knock-back bit of trouble reversal of fortune bitter pill sacrifice down undesirable consequence adverse effect sabotage intervention foot dragging determent deterrence dissuasion bridle pain limit trial curtailment exasperation bind cross to bear safeguard defence opposition defense forestalling caution preventative distress disruption preclusion disturbance interception fuss concern obviation protection cross rebuff woe ban security precautionary measure unwieldiness troublesomeness awkwardness untimeliness unsuitableness uneasiness unfitness stew discomfort cumbersomeness avoidance retardant ceiling obligation remedy precaution intimidation warning grief pest reverse halt preventive measure protective measure incommodiousness bothersomeness unhandiness struggle deadweight irritant wet blanket duty peeve bad news forestallment irk restrainer ruffle thorn constrainment constriction aggro deterence anxiety stress nark bore task hair shirt pain in the bum pain in the rear pain in the backside source of irritation source of annoyance pain in the neck fair cow strain commitment barring choking misery disgrace hobble chains yoke psychological baggage millstone round someone's neck leash weary load buttress preemption albatross around one's neck break defensive measures remonstrance expostulation persuasion saddle debt guilt proscription deterring factor chill put down damp deep trouble dire straits danger torment captivity depressant cloud moratorium veto boycott harness jam case interdiction gloom pall bane quagmire challenge clot depression monkey on back rahui matter to-do problems irritation cold water cinchers anchor binders retarding device disquiet stopping up onus hold unease regression slowdown backset regress bath foil bottom agitation issues palladium fail-safe protective shield maximum strife unpleasantness order reduction spoiling reverse of fortune double whammy drawing board flip-flop whole new ballgame unfortunate development about-face cap neutralizer prophylactic turmoil responsibility charge mental weight blame punishment unwanted responsibility accountability involvement lease chit indebtment loan bite pledge balance arrear possibility due contingency remainder contract mortgage jinx tab IOU account threshold row sorrow countering disaster area bound regulation demarcation bounds scotching derailment dashing crushing crippling hindering foundering collapse snookering baffling extent containment border perimeter boundary millstone round one's neck nonfulfillment scuppering nonfulfilment contravention unfulfillment tops line of demarcation cutoff point margin confine cut-off point curfew upper limit line anticipatory measure nonsuccess lack of success non-success plague blister inopportuneness source of disruption bane of one's life source of vexation

unsegregated unselect unselectable unselected unselecting unselective unseen area unseen unseemly unseemlinesses unseemliness unseemlily