Synonym of inefficient

Alternative for inefficient

Adjective

Not performing a task or function to the best advantage
ineffectual ineffective inefficacious inexpedient counterproductive feckless feeble hamstrung improvident ruinous unthrifty faulty shooting blanks useless worthless unsuccessful inadequate futile unavailing unproductive lame impotent weak inept fruitless vain unprofitable profitless bootless abortive idle otiose barren powerless empty pathetic hopeless incompetent pointless inoperative poor inutile unfit unable to no effect non-successful failed purposeless unfructuous unsuitable unfruitful nugatory indecisive limited insufficient inferior incapable to no avail lousy valueless no good flimsy forceless withered neutralised spineless innocuous neutralized void null defeasible paltry anticlimactic broken bungled bungling unimpressive unavailable emasculate slack-spined not effective no go no way unrewarding unremunerative impractical inactive nonproductive uncreative slow lazy blocked trivial wasteful unyieldly unworkable unusable ill-suited deficient inappropriate unsuited not good enough improper not proper off unserviceable nonfunctional inapt incompatible inconsistent junk defective unadvantageous non-functioning unpurposed stillborn impracticable nonpractical unfunctional unconvincing thin meaningless dysfunctional expendable junky scrap unuseful inoperable pants in vain of no use Sisyphean not useful to no purpose good-for-nothing silent turned off not in use not working out of use out of service implausible unlikely hollow transparent puny rotten unsatisfactory half-baked faltering unpleasing unpersuasive hard to swallow hard to believe flabby invertebrate null and void

Adjective

Lacking strength of character
feeble inadequate incompetent ineffective weak chicken-livered cowardly craven faint-hearted indecisive ineffectual lily-livered pigeon-hearted spineless spiritless timid timorous fearful soft unassertive chicken gutless insufficient pathetic sissified sissy weak-kneed wet wimpy wishy-washy yellow yellow-bellied candy-assed insignificant lame poor-spirited wimpish pusillanimous namby-pamby irresolute effete limp-wristed frail weakling characterless weakened nerveless invertebrate shrinking recreant unheroic chicken-hearted wussy weedy boneless poltroon quaking dastardly trembling submissive cowering chickenhearted milk-livered milk-and-water vacillating apprehensive fainthearted insipid abject scared frightened nervous silly foolish afraid drippy weak-willed daft vapid pithless jejune mousy diffident nerdy caitiff wavering unmanly lacking courage hesitant anxious jittery panicky pigeonhearted cowed dismayed mousey skittish tremulous shy soppy innocuous epicene coward simpering colourless inept mean-spirited snowflake swishy niddering poltroonish weak-minded colorless limp bland half-hearted milksoppish ignoble persuasible infirm impressionable doubtful persuadable compliant low deceitful offensive unprincipled treacherous unethical sneaking tricky easily frightened dishonourable dishonorable cringing afraid of one's own shadow listless sapless flavorless languid flavourless mediocre watered-down enervated dull biddable feeble-minded meek reticent self-effacing cringey white-livered sookie capricious gentle browbeaten bullied unassured intimidated Milquetoast daunted tentative shaky unnerved reluctant base doubting wary suspicious retiring cowhearted backward worthless chary easily led unconfident having cold feet running scared paper tiger no guts having the willies distrustful fearsome unsure squeamish forceless without a will of your own afraid of one's shadow jumpy scary feart impotent servile nervy coy tame spooked bashful antsy easily scared sheepish debilitated petrified funky startled terrified reserved quiet modest unassuming demure humble trepidatious excited fickle passive uncertain agitated wormlike faltering dithering useless faint shuddering agog powerless undetermined indeterminate fallible corruptible supine hemming and hawing waffling yielding unreliable undependable quivering twitchy stressy windy overstrung unquiet keyed up spooky having kittens crouching a bundle of nerves in a cold sweat like a cat on a hot tin roof like a cat on hot bricks frightened of one's own shadow obsequious

Adjective

Characterized by laziness, indolence, and a lack of ambition
shiftless idle indolent lazy slothful aimless good-for-nothing incompetent inept lackadaisical unambitious unenterprising apathetic feckless improvident irresponsible lethargic spiritless worthless dallying deceitful devious directionless dishonest dubious inattentive laggard lagging lifeless loafing procrastinating slack suspicious unenergetic unindustrious unmotivated untrustworthy workshy useless no-account no-good lousy ne'er-do-well ineffectual futile feeble hopeless inefficacious counterproductive hamstrung weak ineffective inexpedient unpurposed fustian reckless spineless meaningless uncareful carefree careless incautious unreliable wild sluggish listless inactive inert torpid languid slow passive dull supine languorous otiose impassive fainéant heavy work-shy indifferent comatose bone idle enervated slow-moving laid-back dormant sleepy tired somnolent lax drowsy unenthusiastic easygoing slumberous dopey faineant do-nothing snoozy limp negligent remiss leisurely lukewarm lymphatic insouciant abstracted stupefied fatigued quiescent dreamy half-hearted uninterested narcotic phlegmatic languishing moony energyless leaden blah stupid stuporous hebetudinous out of it sluggard vigourless vacant lumpish plodding stagnant drony resting slow-going mopish effete absent neutral bored heedless motionless numb insensible hibernating drugged sleeping benumbed lacking energy inconscious cold out paralyzed static sodden latent unhurried paralysed unworksome unoccupied unaspiring parasitic procrastinative bone-idle uncaring vegged out dead to the world out to lunch out cold offhand passionless bloodless debilitated unconcerned slap-happy casual relaxed disinterested incurious sentimental pococurante romantic laissez-faire slapdash halfhearted Laodicean daydreaming weary easy going laid back lacklustre nebbish draggy lackluster stretchy exhausted unmoving stolid dilatory wimpy sleepyhead spring fever without energy having spring fever

Adjective

Requiring significant amounts of time
time-consuming arduous laborious long onerous slow timewasting chronophagous taxing hard difficult exacting demanding burdensome heavy crushing exhausting oppressive weighty troublesome formidable challenging gruelling wearing toilsome trying severe back-breaking strenuous uphill Herculean exigent tiring stressful fatiguing killing stiff punishing grueling persnickety wearisome backbreaking ponderous rigorous pressing distressing intolerable galling tedious tiresome grinding painful cumbersome tough testing painstaking bruising harsh torturous debilitating tortuous daunting unsparing sapping moiling draining fierce murderous killer intimidating agonising harrowing hellish hairy imperious operose unpleasant gargantuan effortful wearying shattering Augean unbearable unforgiving knackering toilful rugged pick-and-shovel backbreaker sweaty grim unyielding stringent herculean ambitious tall jarring excruciating upstream energy-consuming forbidding solemn vigorous agonizing thorny distressful hellacious rough grievous bothersome brutal depleting tricky inconvenient awkward responsible grave irksome merciless excessive overtaxing overpowering vexatious serious austere embittering plodding headache cruel enervating crippling relentless labored laboured bitter worrying inhuman strict searing hardhanded enervative disturbing worrisome unremitting traumatic sticky upsetting colossal intense really hard savage superincumbent knotty no picnic very hard draconian hectic mighty hefty heavy-handed nerve-racking extreme unrelenting critical despotic spartan uncomfortable tormenting awful tyrannical domineering tough going weary problematic monumental inexorable frustrating pressured tight stern fraught impressive dire vexing rigid bleak pitiless exasperating disagreeable ruthless mean gigantic authoritarian staggering hazardous prostrating impossible titanic flinty slavish difficile tense forceful Sisyphean bold anxious unreasonable abusive grandiose boring overwhelming drudging steep prickly delicate daring punitive immoderate aggressive dictatorial unfair racking murder dour repressive extravagant agitating dangerous wicked lofty insufferable tyrannous worksome unjust almighty energetic problematical ticklish perilous chancy concerning dodgy iffy dark precarious bad nasty uncompromising very difficult wretched immense busy unfriendly dubious hostile suspect questionable prohibitive unendurable ironhanded ramrod large-scale ferocious high-pressure troubling hard-hearted hard-nosed anxiety-ridden huge stretching exorbitant a nuisance physical fiendishly difficult tremendously difficult very challenging massive dreadful an imposition overburdening carking protracted lengthy hardworking withering searching mammoth prodigious thoroughgoing strained dogged nagging drastic aggravating major Spartan shocking heroic courageous careful hypercritical thorough precise nit-picking pestilent exerting large order heavy sledding complex complicated profound confused concentrated intensive abstruse stormy te recondite sensitive controversial inflexible a stinker of a firm by the book intransigent brassbound audacious ominous unpermissive dicey easier said than done high-impact torturesome drudgy vicious unnerving scabrous uphill battle hard-won marathon problem not easy like getting blood out of a stone discomforting violent maleficent brutish wolfish truculent sadistic barbaric cast-iron hard-line heightened barbarous unfeeling unkind callous autocratic unrealistic industrious chastening inhumane intolerant heartless unsympathetic undemocratic grand elaborate intrepid suppressive insensitive unmerciful improbable ballsy brash idealistic unfeasible implacable pretentious visionary unpitying illiberal fanciful unreal iron-fisted humourless sedate humorless staid sober sobersided poignant heartbreaking unlikely overbearing coercive anti-democratic magnificent disquieting heart-rending unsmiling obdurate no-nonsense uncomic astringent far-fetched difficult to achieve high-handed overweening peremptory yukky hurtful unwelcome unhappy sour miserable rotten distasteful unpalatable yucky afflicting heartrending chilling displeasing uncongenial unlovely unpleasing unsavory tragic sad hard-boiled hard-shell disheartening gloomy discouraging sombre dispiriting dismal depressive somber depressing confining icky sore remorseless mortifying great po-faced unsavoury intemperate provoking annoying inclement offensive calamitous afflictive frantic chaotic rough going active eventful frenzied frenetic lively gut-wrenching turbulent restless flustering animated madhouse tireless full tumultuous riotous furious bustling wild full on unruly spirited rowdy action-packed bumpy raucous

Adjective

Chaotic, disorganised or mismanaged
shambolic chaotic confused disorganised disorganized muddled fragmented haphazard hit-or-miss scrappy unsystematic in disarray in total disarray all over the place at sixes and sevens all over the lot all over the map all over the shop disordered disorderly untidy jumbled messy cluttered higgledy-piggledy in a mess topsy-turvy sloppy in a muddle disarranged unkempt littered upside-down rumpled mussy disheveled disarrayed pell-mell dishevelled tousled messed mussed orderless hugger-mugger haywire tumbled anarchic out of order in a jumble unorganized in a shambles random unorganised mixed up in disorder disjointed incoherent slovenly out of place helter-skelter every which way unmethodical disrupted shuffled in chaos in turmoil erratic irregular discombobulated lawless tumultuous slapdash slipshod indiscriminate tangled deranged turbulent uncontrolled frenzied hectic upset scrambled unruly rampageous riotous purposeless snarled in pieces in uproar utterly confused harum-scarum like a bomb's hit it screwed up in confusion in pandemonium out of joint lax ruffled stirred up scattered unclear unsettled askew unorderly awry unfastidious snafu top mixed-up undisciplined systemless uncoordinated unsystematized muddly like a dog's dinner like a dog's breakfast broken in a state unregulated unarranged in a clutter upside down unstructured tangly messed up badly organized dislocated out of kilter straggly misplaced displaced tossed knotted wild out-of-place mussed up convoluted complex overturned complicated undirected intricate confusing unplanned upended upturned unpremeditated out-of-line uncombed out-of-step out-of-control out-of-whack untrained heterogeneous tumult unrestrained downside-up casual desultory uncategorized unsorted unclassified straggling difficult unbalanced off balance ragged strewn strewed tortuous untidied piled crowded dilapidated neglected rough crude awkward tricky disharmonious discordant problematic fitful sporadic multifaceted worse for wear reversed out of tune out of step in poor shape not in working order multifarious manifold capsized backward inside-out varied rioting rebellious unhinged cockeyed luxated lawbreaking revolutionary arbitrary inverted kaleidoscopic many-faceted ungoverned misruled misgoverned mutinous bottom-side-up wrong way on head wrong-side-up bottom up catch-as-catch-can stray aimless out of control without law and order recklessly carelessly hit or miss hurry-scurry hastily

Adjective

Unable to defend oneself or to act without help
helpless exposed unprotected vulnerable dependent incapable powerless weak defenceless feeble impotent abandoned defenseless incompetent paralysed paralyzed susceptible undefended unfit unguarded unresistant weakly debilitated destitute forlorn infirm stranded basket-case disabled forsaken friendless inexpert invalid pinned prostrate shiftless tapped unable unaided easily destroyed easily hurt wide open open to attack tapped out over a barrel with hands tied up creek without paddle unarmed open endangered assailable naked pregnable unshielded deserted unfortified insecure in the lurch accessible impuissant unsafe indefensible without arms high and dry at risk marooned aground like a sitting duck without resources in difficulties without assistance without help frail stuck shipwrecked resistless caught easily damaged unpatrolled without weapons hands tied in peril in jeopardy easily wounded in danger on the line out on a limb unfitted incapacitated weaponless unarmoured needy undefendable needful reliant without defences vincible unsheltered trapped unattended wide-open isolated unwatched woundable clingy cut off grounded desperate clinging in the line of fire handcuffed hamstrung hog-tied bereft ashore left in the lurch open to foundered defenceless against vulnerable to an easy target for susceptive to receptive to wrecked ill-protected attackable beached liable subject stuck fast run aground sensitive prone poor pigeon sitting duck threatened threatened with laid open in peril of without protection in danger of left open laid bare up the creek on the spot out on limb in line of fire like a clay pigeon tender sucker ready thin-skinned subject to conquerable defeatable at the mercy of exposed to risk in danger unsecure dangerous hazardous unlocked perilous disappearing dying out at-risk unfastened unsecured unbolted easily affected by wide open to susceptive of in the firing line prey to warned imperiled jeopardized disposed permitting jeopardised imperilled at risk of allowing of

Adjective

(of a thing) Not of the necessary quality or standard to meet a particular purpose
unfit unsuitable improper inadequate inappropriate ineligible unsuited amiss inapposite inapt incongruous incorrect indecorous inept infelicitous malapropos perverse unapt unbecoming unhappy unseemly untoward wrong incompatible unacceptable unbefitting discordant graceless inapplicable ineffective inexpedient inharmonious uncool unfitted useless not designed ill-adapted ill-suited unsuitable for unsuited to inadequate for inappropriate to unfitted for ill-adapted to ill-suited to ineligible for unequipped for unprepared for no good not good enough for unworthy of not up to scratch not designed for not equal to out of place unfitting untimely inopportune ill-advised unseasonable ill-timed out of keeping undue awkward inadvisable unfortunate indelicate undesirable regrettable misplaced tasteless tactless unwarranted injudicious inauspicious unpropitious troublesome objectionable irrelevant irregular adverse indecent ill-considered inconvenient disadvantageous ill-judged uncalled-for inadmissible unfavorable lacking in propriety unprofessional unladylike ungentlemanly unfavourable out of order bad form unlucky discrepant erroneous imprudent inaccurate uncomely odd bad unworthy detrimental ill-fitted at odds in bad taste discommodious misguided ill-chosen undignified calamitous clumsy ominous false indiscreet destructive abnormal preposterous immodest negative unpromising gauche discreditable ludicrous uncouth threatening rough ungodly unqualified disproportionate damaging inconsistent in poor taste out-of-place out-of-season off-base unsatisfactory opposed ill disagreeable out of character not good enough beyond the pale out of the way unreasonable contradictory prejudicial immaterial inconducive absurd impolite illogical counter harmful incompetent maladroit coarse immoral extraneous impertinent rude rotten dishonourable unmannerly harsh disreputable impolitic barred banned shameful dissonant jarring clashing malodorous insensitive crooked vulgar erring prohibited precluded inapropos offensive unfair out of line disparaging unhelpful contrary excluded dishonorable gloomy poor not germane not suitable bothersome not proper very bad difficult uncomplimentary improprietous uncalled for incautious untactful illegitimate dishonest corrupt unethical unconventional irrelative stupid dull slow unscrupulous ridiculous meaningless pointless out-of-the-way hostile inexpert funny off-balance loose unvirtuous wanton ill-bred shameless unhandy jejune undexterous insipid banal inexperienced unfacile flat inadept unmeet unproficient not cricket against the rules inimical not done boorish churlish ill-mannered discourteous unmatched dissident interfering senseless disparate unhandsome tacky salacious unlovely mismatched not pertinent unrefined uncivil shocking irrational wrong-headed not up to snuff not qualified incommodious faulty defective ill-matched unprofitable discommoding mistimed trying unfriendly tardy unadvantageous testing tough disastrous challenging late prohibitive antagonistic low unorthodox crude cheap rowdy crass tawdry ruffian raffish inelegant awry out of its element mistaken confused imperfect adrift flawed astray disobliging disobedient delinquent ornery unhealthy rebellious miscreant thrawn wayward aberrant uncontrollable obstructive fractious mean unallowable inconsonant off fallacious invalid sick foul unlawful haywire disallowed impermissible forbidden debarred conflicting left-field glitched up foot-in-mouth way off disbarred ill-favored unwelcome not acceptable unadmittable not allowable exceptionable censored unadmissible unwanted early premature disentitled degrading contemptible disconsonant strange irreconcilable bizarre ill-favoured off-key incoherent ignoble eliminated paradoxical ironic naughty beside the point not appropriate unrelated shifting unpredictable distorted jumbled rambling unconnected fantastic not in harmony divergent uncoordinated unbalanced lopsided unavailing uneven in opposition alien foreign incongruitous unintelligible twisted incongruent fitful disqualified out of the running ruled out undeserving beneath reprehensible disgraceful inexcusable despicable base sticking out a mile standing out a mile like a fish out of water precocious unforgivable wretched unfitting to not deserving not worth recreant valueless nothing blamable improper to out of place with unmerited out of character with no-good unbecoming to good-for-nothing pitiful vile no-account not fit worthless advance too early early on anachronistic intrusive out-of-date too late soon a bit previous before time overearly too soon early bird bright and early previous oversoon abortive demeaning debasing ignominious scandalous lowering humiliating cheapening shaming belittling mortifying suggestive smutty outrageous inglorious risqué infra dig unceremonious off-colour obscene abject bawdy racy gross earthy filthy blue lewd raunchy dirty nasty impure licentious ribald Rabelaisian lascivious saucy raw X-rated fruity off colour off-color near the knuckle diverse different at variance varying differing unmixable sorry lax disappointing beneath you lacking dignity unprincipled negligent deplorable dreadful sordid beneath your dignity shady dodgy forward unwholesome distasteful bold fresh cheeky brazen unsavoury hasty seamy sleazy louche seedy shoddy unworthy of one beneath one's dignity infra indignitatem beneath one broad debased depraved degenerate low-minded spicy misjudged abhorrent odious titillating pornographic badly timed sleazoid disgusting abominable trashy salty porny scurrilous profane stag gutter juicy unprintable squalid unsavory adult rogue devilish gamy sly scabrous gamey rascally foul-mouthed low-down and dirty off-colored locker-room derogative depreciative contemptuous denigratory slighting detractive scornful derogatory decrying pejorative derisory depreciatory deprecatory disdainful denigrative discrediting corrupting menial downgrading embarrassing bringing shame nudge-nudge barro unblushing bad-mannered brutish callow lowbred near the bone

Antonym of inefficient

inefficient Idiom, Proverb

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