What is the opposite of indubitable?

Need antonyms for indubitable? Here's a list of opposite words from our thesaurus that you can use instead.

Contexts ▼▲ Opposite of providing no possibility of doubt Opposite of actually being or existing Opposite of firm, strong, or substantial Opposite of conclusive or definitive Opposite of clear and obvious in meaning or nature Opposite of existing in reality or as a matter of fact Opposite of clearly apparent or capable of being logically proved Opposite of able to be relied on or trusted Opposite of possible to be treated as fact Opposite of based on sound reasoning Opposite of a stated certainty … more ▼ ▲ Adjective ▲ Opposite of providing no possibility of doubt answerable arguable contradictable controvertible debatable disputable doubtable doubtful moot negotiable problematic problematical questionable refutable open controversial unsettled unresolved contestable undecided contentious disputed vexed at issue undetermined unconcluded open to discussion open to question open to doubt yet to be decided up in the air uncertain dubious indefinite vague unsure unclear flawed inconclusive unreliable ambiguous unsound unproven weak unconfirmed tenuous obscure in doubt variable changeable possible deniable unfixed doubted hazy defective shaky questioned assailable refuted unfounded unsteady fluctuating inconstant changeful unstable adjustable volatile debateable unverified imperfect equivocal indistinct unpredictable misunderstood dubitable undefined incomplete wavering ill-defined unestablished mootable permeable penetrable unclosed loose unsealed indeterminate inexact abstruse disputatious issuable iffy polysemous unknown chancy borderline self-doubting insecure self-distrustful diffident a matter of opinion open to debate not yet established subject to debate a moot point a controversial subject up for discussion a live issue feared hesitant dismayed distrustful doubting confused fearful more ❯ Adjective ▲ Opposite of actually being or existing fake false unreal phoneyUK artificial fraudulent bogus phonyUS spurious sham illegitimate pseudo dishonest counterfeit supposititious deceptive forged invalid mock factitious unauthentic imitation inauthentic untrustworthy pretentious dishonorableUS unacceptable bad detestable disagreeable pretend unnatural dishonourableUK synthetic inaccurate untrue fictitious inexact nonrepresentative unfounded deviant misguided fallacious untypical guileful faked incorrect improper unusual abnormal imprecise unsound fanciful suppositional ungenuine dissembling pretended hollow atypical sophistical anomalous concocted indirect inexistent erroneous misrepresentative duplicitous fabricated inappropriate corrupted fictional unofficial untruthful deceiving apocryphal strained off conjectural mealymouthed flawed insincere suppositious distorted truthless assuming faulty dissimulating wrong counterfactual aberrant nonexistent unreliable unjust snide invented irregular deceitful manufactured specious misleading corrupt cooked-up made-up put-on trumped-up made up make-believe self-styled dubious ingenuine questionable imitative feigned ersatz pirated knock-off more ❯ Adjective ▲ Opposite of firm, strong, or substantial fragile crumbling decaying precarious decrepit unsound weak compromised deteriorated rickety breakable delicate inadequate ruined vulnerable dilapidated frail iffy tumbledown unreliable unsteady fracturable shabby unstable worn deteriorating feeble insubstantial rundown shaky weakly destructible dodgy flimsy bedraggled derelict friable battered decayed quavering uncertain brittle creaky frangible insecure antiquated crumbly haggard shatterable wispy broken-down easily broken easily destroyed falling apart in disrepair in ruins run down run-down weather-beaten worn out worn-out falling to pieces worse for wear in a state of disrepair on its last legs “From years of decay, the columns holding the structure together appear to be fragile.” Adjective ▲ Opposite of conclusive or definitive vague inconclusive inadequate unsatisfactory groundless questionable ambiguous deficient incomplete insufficient unconvincing unfounded contestable disputable unfinished unsatisfying academic academical answerable arguable contradictable controversial controvertible debatable debated disputed doubtable equivocal hypothetical iffy indeterminate invalid lacking moot negotiable problematic problematical refutable speculative theoretic theoretical indecisive uneventful “She has given us an extremely vague description of the perpetrator, therefore, we cannot press charges.” Adjective ▲ Opposite of clear and obvious in meaning or nature ambiguous equivocal vague circuitous clouded cryptic dark enigmatic enigmatical implicit implied indefinite indistinct inexplicit inferred mysterious nonobvious obfuscated obscure unapparent unclarified unclear unclouded unspecific doubtful evasive indecisive noncommittal conditional disputable dubious obscured questionable uncertain unsure inexact indeterminate unintelligible hazy qualified blurred fuzzy partial unknown incomplete hesitant imprecise undefined puzzling abstruse dim undecided restricted debatable perplexing undetermined indiscernible ill-defined unspecified nebulous indistinguishable mistakable hidden doubtul secret exceptional relative uncategorical tentative hypothetical limited inconclusive confusing reserved unfinished deceitful misleading arguable polysemic paradoxical inscrutable polysemous multivocal dicey unstipulated inarticulate open to debate open to argument unstated arcane undistinguishable unclassified half speculative muddy unexplained approximate murky unsettled part unresolved shadowy blurry unfixed foggy opaque indecipherable uncategorized open-ended non-specific lacking definition half- more ❯ Adjective ▲ Opposite of existing in reality or as a matter of fact conjectural hypothetical theoretical speculative unsubstantiated postulated putative presumed presupposed supposed suppositious surmised surmising abstract notional theoretic unproven untested groundless possible suspect uncertain unfounded doubtful idealisedUK idealizedUS assumed based on guesswork fictitious imagined potential suppositional nonexistent inexistent concocted assumptive presumptive conceivable ideal conjectured probable proposed imaginary conjecturable untrue unreal pretended virtual counterfeit non-existent made-up made up more ❯ “The premise that this was built by aliens is highly conjectural!” Adjective ▲ Opposite of clearly apparent or capable of being logically proved unverifiable indemonstrable insupportable unprovable unsupportable unsustainable distorted doubtful imperceptible indefinite obscure uncertain undemonstrable vague Adjective ▲ Opposite of able to be relied on or trusted unreliable dubious doubtful undependable disreputable fallible flimsy questionable suspect untrustworthy shaky uncertain unsubstantiated unsupported dodgy flakyUK flakeyUS iffy weak fallacious falsified rocky touch-and-go unstable “What a pity that Ms. Evans' information comes from such an unreliable source.” Adjective ▲ Opposite of possible to be treated as fact imaginary abstract intangible fictional conceptual fabricated imaginative invented unreal concocted fictitious hypothetical theoretical unsubstantial imaginal notional visionary assumed fanciful fantastic figmental illusory imagined legendary mythological nonexistent pretend virtual chimeric dreamlike dreamy ethereal fancied ideal illusive mythical supposed suppositious supposititious chimerical dreamed-up fantasied fantastical made-up make-believe mythic non-existent storybook whimsical inexistent envisaged visualizedUS conceived envisioned visualisedUK fantasy immaterial untrue alleged purported hidden reputed fake suppositional conceivable symbolic theoretic fabled conjectural imaginable reported pictured possible more ❯ “During our second drink, I sketch imaginary facts about an imaginary life.” Adjective ▲ Opposite of based on sound reasoning unconvincing ineffective incompetent ineffectual inept insipid meek unpersuasive implausible incapable incoherent indefinite unintelligent dissuasive feeble flimsy ignorant inadequate obscure stupid unimpressive unsatisfactory vague wanting weak deficient faulty groundless half-hearted immaterial improbable incomplete inconceivable inconclusive inconsequential incredible irrelevant lacking lame questionable shaky substandard suspect unbelievable uncompelling unfounded unsubstantial unsuccessful hollow impotent invalid pathetic poor raw shallow unqualified unsure untrained defective failing flabby forceless impactless imperfect inapt insufficient limited unremarkable disputable immature toothless rambling unprepared understated unpronounced derisory laughable lousy “Steven Avery was convicted of murder due to an unconvincing case put forward by his defense lawyers.” Adjective ▲ Opposite of a stated certainty uncertain doubtful dubious unsure confused cynical disbelieving distrustful doubting questioning scepticalUK skepticalUS suspect suspicious unconvinced uneasy untrustworthy ambivalent conjectural erratic iffy indecisive speculative touch and go unclear fishy shady vague flawed nonpositive “Kris wanted so desperately to trust Jim, but was uncertain of his motives.” Find more words! 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Sentences with the word indubitable Words that rhyme with indubitable What is the plural of indubitable? What is the adjective for indubitable? What is the noun for indubitable? What is the adverb for indubitable? Use our Antonym Finder Nearby Words indubitableness indubitably induce induced inducement inducements indubitability indubitabilities indubiously indubious in dribs and drabs in dreamland 11-letter Words Starting With i in ind indu indub indubi indubit indubita indubitab indubitabl