Antonym of to be efficient

Adjective

delicate fragile idle impotent inactive inadequate incapable incompetent ineffective inept lazy sluggish unable unskilled unskillful useless weak worthless helpless inefficient powerless

Adjective

wasteful

Adjective

unprofitable unrewarding unsuccessful failed hopeless fruitless insolvent inutile profitless unlucrative futile gainless unavailing unbeneficial bankrupt bankrupted collapsing declining destroyed dying failing flopping floundering flunking folding futureless inauspicious languishing ruined slipping slumping struggling unfruitful unpromising unremunerative waning worthless wrecked barren dry vain wasteful loss-making nonpaying running at a loss

Adjective

ineffective uncompelling unconvincing dissuasive inefficient insufficient bland dispirited hollow impactless impotent inadequate lifeless superficial unexciting unimpressive unproductive boring dull empty feeble helpless insipid meek nominal pathetic powerless rambling static tame unemotional unenthusiastic unremarkable vapid weak

Adjective

decorative excited impossible impractical irrational unattainable unfeasible unlikely unrealistic unreasonable unsound unworkable incapable inexperienced unproficient unseasoned unserviceable unskilled untrained useless

Adjective

agitated broken clamorous complex complicated demanding difficult discontinuous disturbed hard harsh intermittent intricate loud noisy raised rough sharp strict strong troubled turbulent unfixed unstable violent wild wobbly abnormal changing different extraordinary inconsistent irregular uncommon uneven upright variable vertical bumpy coarse uncool wrinkled

Adjective

apathetic delicate easy facile fragile inactive indifferent infirm lazy lethargic mild moderate sluggish soft unhealthy enervated idle

Adjective

ignorant incompetent inept unable unsuitable inappropriate incorrect unfit non-qualified open unlimited unqualified unrestricted untalented

Adjective

clumsy green stupid unintelligent unskillful

Adjective

careless expensive uncareful uneconomical

Adjective

immature

Adjective

awkward inexpert unhandy

Adjective

disorganised disorganized flippant thoughtless trivial unimportant unserious amateur unbusinesslike unprofessional

Adjective

delayed late later slow tardy unprepared unwilling negligent

Adjective

rookie

Adjective

chaotic disorderly haphazard unmethodical unscrupulous unsystematic

Adjective

dependent needy

Adjective

inefficacious

Adjective

pokey retarded

Adjective

idealistic

Adjective

confused mixed up

Adjective

inoperative dysfunctional malfunctioning nonfunctional unfunctional

Adjective

shoddy amateurish unpolished

Adjective

unsteady untrustworthy disordered indefinite unfair anomalous eccentric imbalanced infrequent rare unusual

Adjective

idiotic

Adjective

cumbersome unfashionable messed up sloppy slovenly unkempt unpracticed

Adjective

irresponsible excused exempt free immune

Adjective

talentless improper inaccurate ineffectual terrible unacceptable ungifted artless beginning crude faulty heavy-handed inexact jackleg new off primitive raw rude unfitted unreliable unschooled untaught untested untried untutored would-be bad detestable disagreeable evil fake forged immoral inconsequential inconsiderable mean misbehaving noxious rotten sinful tainted unpleasant unreal unvirtuous vicious wicked

Adjective

hesitant

Adjective

lackluster lacklustre dilatory dormant draggy exhausted indolent inert laggard languorous listless passive somnolent spiritless unmoving without energy

Adjective

time-consuming

Adjective

badly performing poorly performing dismal unsatisfactory

Adjective

graceless

Adjective

uninfluential fallible uncelebrated

Adjective

counterfeit false illegal illegitimate illicit improbable invalid unlawful wrong

Adjective

implausible incredible unbelievable dampening discouraging disheartening

Adjective

defective erring faultful imperfect

Adjective

dishonest unethical vile

Adjective

generous

Adjective

unworking

Adjective

nonaggressive

Adjective

unhelpful

Adjective

unnecessary

Adjective

airy-fairy

Adjective

dead non-existent

Adjective

inexpedient prohibitive nonproductive unusable

Nearby Words

to beef up to be ejected to be elastic to be elated to be elected to be eliminated to be effective to be edgy to be easing to be easily moved to be early to be eager

Synonym of to be efficient

English Vocalbulary

Antonym of great Antonym of clever Antonym of influential Antonym of important Antonym of excellent Antonym of positive Antonym of big Antonym of significant Antonym of perfect Antonym of quality Antonym of nice Antonym of fun Antonym of beautiful Antonym of easy Antonym of proud Antonym of helpful Antonym of uniform Antonym of right Antonym of sharp Antonym of quick Antonym of sound Antonym of active Antonym of smart Antonym of best Antonym of ready Antonym of useful Antonym of fit Antonym of high Antonym of skillful Antonym of accurate Antonym of famous Antonym of handy Antonym of solid Antonym of hard Antonym of orderly Antonym of potent Antonym of fine Antonym of irie Antonym of violent Antonym of stiff Antonym of forceful Antonym of clean Antonym of tidy Antonym of expert Antonym of proper Antonym of outstanding Antonym of bright Antonym of canny Antonym of emphatic Antonym of excited Antonym of intense Antonym of new Antonym of experienced Antonym of impressive Antonym of noble Antonym of adroit Antonym of fresh Antonym of decent Antonym of thick Antonym of trenchant Antonym of adept Antonym of wicked Antonym of convincing Antonym of pure Antonym of true Antonym of energetic Antonym of profitable Antonym of level Antonym of firm Antonym of very Antonym of reliable Antonym of well Antonym of kind Antonym of dynamic Antonym of tight Antonym of intelligent Antonym of vehement Antonym of secure Antonym of glorious Antonym of graceful Antonym of even Antonym of just Antonym of trim Antonym of agile Antonym of fair Antonym of apt Antonym of reasonable Antonym of vivid Antonym of wonderful Antonym of serious Antonym of difficult Antonym of splendid Antonym of real Antonym of gentle Antonym of deft Antonym of dominant Antonym of expedient Antonym of marvelous Antonym of acute Antonym of invariant Antonym of tremendous Antonym of convenient Antonym of substantial Antonym of small Antonym of hopeful Antonym of admirable Antonym of knowing Antonym of trig Antonym of grand Antonym of worthy Antonym of certain Antonym of cunning Antonym of elegant Antonym of productive Antonym of shrewd Antonym of stern Antonym of heavy Antonym of sure Antonym of get Antonym of telling Antonym of exquisite Antonym of fantastic Antonym of dull Antonym of hardy Antonym of available Antonym of sober Antonym of terrific Antonym of weighty Antonym of favorable Antonym of nimble Antonym of robust Antonym of notable Antonym of masculine Antonym of brilliant Antonym of adequate Antonym of sturdy Antonym of upright Antonym of honest Antonym of artful Antonym of keen Antonym of mild Antonym of passionate Antonym of nifty Antonym of legitimate Antonym of masterful Antonym of fierce Antonym of considerable Antonym of hefty Antonym of rich Antonym of loud Antonym of deep Antonym of realistic Antonym of moral Antonym of low Antonym of exceptional Antonym of athletic Antonym of prosperous Antonym of cogent Antonym of major Antonym of usable Antonym of memorable Antonym of steady Antonym of striking Antonym of close Antonym of sovereign Antonym of worthwhile Antonym of stringent Antonym of generous Antonym of resourceful Antonym of tough Antonym of equable Antonym of trained Antonym of alive Antonym of stalwart Antonym of penetrating Antonym of working Antonym of trustworthy Antonym of ease Antonym of absolute Antonym of quiet Antonym of prudent Antonym of mighty Antonym of savvy Antonym of light Antonym of rugged Antonym of urgent Antonym of capital Antonym of earnest Antonym of normal Antonym of fast Antonym of rough Antonym of nonchalant Antonym of vital Antonym of massive Antonym of practicable Antonym of eloquent Antonym of decisive Antonym of fortunate Antonym of master Antonym of swell

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