Đồng nghĩa của line of defense

blockade barricade barrier obstacle impediment obstruction block hindrance roadblock bulwark restriction stoppage check deterrent encirclement hurdle bar clog closure cordon embolus infarct infarction snag stop wall blank wall fence palisade hedge drag crimp rampart curb fortification stockade stumbling block railing handicap hitch difficulty encumbrance trammel inhibition catch cramp fetter interference manacle drawback holdback balk chain shackles embarrassment let hazard impedance baulk hamper booby trap restraint embankment enclosure problem complication blockage disadvantage inconvenience gridlock cumber setback limitation burden hiccup cumbrance joker glitch fly in the ointment spanner in the works monkey wrench catch-22 monkey wrench in the works jump breastwork parapet dead weight hedgerow rail pale ditch boundary bailey fencing limit sentry post trench moat hardship preventive albatross facer baggage defence protection defense bump uphill millstone pitfall hampering disincentive rub interruption partition sticking point ball and chain hang-up jam-up mountain to climb issue gimmick gotcha downside blocking object screen minus disbenefit panel fix spot the rub pickle scrape holdup cropper bug tight spot puzzler brake knot crunch land mine unseen problem dam divider dyke separator facade bank surface panelling façade levee side paneling room divider retainer trouble congestion jam bottleneck occlusion blocking circumvention lock mountain checkmate hold-up constraint discouragement weakness damper prevention defect stricture headache delay rein determent shortcoming prohibition shackle dilemma liability nuisance control detriment deterrence flaw predicament impasse fault road block thwarting negative halt circumscription quandary avoidance forestalling retardation hassle interception inhibitor misfortune straitjacket debit strike preclusion incommodity deadlock forestallment condition deterence dissuasion weak spot weak point obviation imperfection deficiency adversity safeguard load dispute can of worms disputed point mess bridle point at issue worry traverse blow logjam snarl-up reversal hangup snarl mishap rebuff whammy disqualification opposition question botheration count squeeze doubt disagreement checking hot water arrest failing ill box bone of contention downfall precaution suppression plight preventative prob confinement fetters lack weight disability upset caution negative aspect choking retardment tailback deal-breaker interdict embargo reverse stone in one's path disappointment clampdown backup impairment knock clot cross taboo defeat bummer hornets' nest stalemate standstill millstone around your neck traffic jam body blow standoff wet blanket con cross to bear knock-back piece of bad luck reversal of fortune one in the eye bit of trouble thorn in one's side kick in the teeth bond bonds barring elimination complaint consequence deadweight hobble yoke stumbling stone tribulation anticipation averting precluding sabotage intervention injury pinch leash weary load tie disablement disorder bad foot dragging excess baggage exclusion gate psychological baggage prophylaxis buttress snafu tangle discontinuance defensive measures aggravation millstone round someone's neck penalty red tape break flip side entanglement factor web development other side of the coin privation affliction put down damp saddle debt guilt duty restrainer afterdeal responsibility obligation bridling curbing repression stint chill stopping up warning shackling fettering holding back frustration baulking cramping stifling smothering harness imposition pressure stress strain tax depressant cloud halting stopping quashing foiling trap narrowing constriction tie-up queue stretch inadequacy reservation circumspection injunction modification definition qualification gloom pall grievance bother trick monkey on back snare balking sublimation demarcation depression cinchers anchor binders retarding device blunder conundrum ploy puzzle dodge wile vexation slip lapse compression contraction astringency tightening squeezing binding shrinking full stop joker in the pack Mexican standoff sig alert curtailment mix-up hot potato thorn in the flesh vexed question question mark gremlin source of difficulty source of trouble muddle difficult situation inefficacy error putting an end to putting an stop to nipping in the bud palladium fail-safe protective remedy shield security regression slowdown backset comedown regress bath foil bottom miscalculation mistake mischance bafflement ban hold moderation boycott cold water reverse of fortune double whammy drawing board flip-flop whole new ballgame unfortunate development about-face neutralizer precautionary measure prophylactic evil retardant perplexity air bubble airlock bitter pill restricted access worriment habit bugbear bondage rope order instruction deprivation pinions decrease string manacles chains abridgment abridgement ceiling command reduction preventive measure protective measure stroke of bad luck involvement lease chit indebtment loan bite pledge balance arrear possibility due contingency remainder contract damage Achilles heel mortgage jinx tab IOU account restraining order anticipatory measure teething trouble cul-de-sac end of the road nowhere to turn corner draw no through road blind alley dead end bad news disaster area millstone round one's neck

line of demarcation line of descent line of dominance line of duty line of employment line officer line of dance line of credit line of country line of business line of attack line of argument