Definition for Dubious:

• open to doubt or suspicion; " the candidate's doubtful past"; " he has a dubious record indeed"; " what one found uncertain the other found dubious or downright false"; " it was more than dubitable whether the friend was as influential as she thought"- Karen Horney

Synonyms for Dubious:

• adj.

  •all (adjective)
  • doubtful.
  •at issue (adjective)
  • controversial.
  •disbelieving (adjective)
  • distrustful.
  •disreputable (adjective)
  • louche,
  • contemptible,
  • ribald,
  • disreputable,
  • nefarious,
  • shifty,
  • infamous,
  • questionable,
  • risque,
  • dishonorable,
  • shady,
  • notorious.
  •doubtful (adjective)
  • questionable,
  • indecisive,
  • open,
  • unreliable,
  • dubitable,
  • moot,
  • suspicious,
  • problematic,
  • unlikely,
  • unsure,
  • uncertain,
  • debatable,
  • untrustworthy,
  • suspect,
  • hesitant,
  • reluctant,
  • undependable,
  • equivocal,
  • iffy,
  • diffident,
  • chancy,
  • unclear,
  • skeptical,
  • disputable,
  • undecided,
  • unassured,
  • improbable,
  • wavering,
  • shady,
  • fly-by-night,
  • untrusty,
  • far-fetched,
  • Trustless,
  • Mootable,
  • fishy,
  • arguable,
  • perplexed,
  • unconvinced.
  •doubting (adjective)
  • doubting.
  •improbable (adjective)
  • fishy.
  •open (adjective)
  • in question.
  •ridiculous (adjective)
  • ludicrous,
  • eccentric,
  • crazy,
  • ridiculous,
  • laughable,
  • bizarre,
  • weird,
  • grotesque,
  • absurd,
  • silly,
  • farcical,
  • incredible,
  • outlandish,
  • outrageous,
  • oddball,
  • poppycock,
  • preposterous,
  • nonsensical,
  • comical,
  • foolish,
  • curious.
  •shady (adjective)
  • unrespectable,
  • shady.
  •shaky (adjective)
  • unsupported,
  • shaky.
  •skeptical (adjective)
  • mistrustful,
  • suspicious,
  • unbelieving,
  • incredulous,
  • doubtful,
  • skeptical,
  • cynical.
  •tottery (adjective)
  • tottery.
  •unbelievable (adjective)
  • beyond belief.
  •unreliable (adjective)
  • unreliable,
  • questionable,
  • undependable,
  • untrustworthy.
  •unwilling (adjective)
  • disinclined.
  •vague, unclear (adjective)
  • disinclined,
  • mistrustful,
  • doubtful,
  • indeterminate,
  • ambiguous,
  • indefinite,
  • unsettled,
  • obscure,
  • problematical.

• n.

  •
  • sceptical,
  • questioning.
  •
  • fraudulent,
  • unprincipled,
  • unscrupulous,
  • dishonest,
  • devious,
  • suspect,
  • corrupt.
  •
  • undecided,
  • paradoxical.
  •
  • chancy,
  • indecisive,
  • clouded,
  • inconclusive,
  • borderline,
  • iffy,
  • unclear,
  • problematic,
  • problematical.
  •doubtful (noun)
  • indecisive,
  • hesitant.
  •dubious (noun)
  • incertain,
  • dubitable,
  • uncertain,
  • unsure,
  • in question,
  • questionable,
  • unconvinced,
  • doubtful.
  •vague (noun)
  • unclear.

• v.

  •questioning (verb)
  • doubting.

• Other synonyms:

  •
  • questioning,
  • dishonest,
  • crooked,
  • unscrupulous,
  • machiavellian,
  • chancy,
  • lowdown,
  • fraudulent,
  • ambivalent,
  • wily,
  • evasive,
  • leery,
  • tricksy,
  • unbelievable,
  • thieving,
  • unlikely,
  • unprincipled,
  • slippery,
  • clouded,
  • fly-by-night,
  • devious.
  •
  • inconclusive,
  • iffy,
  • legendary,
  • artful,
  • deceptive,
  • vague,
  • tricky,
  • unclear,
  • funny,
  • problematical.
  •
  • problematic,
  • indecisive,
  • manipulative,
  • wobbly,
  • shabby.
  •
  • borderline,
  • bent.
  •
  • corrupt,
  • clever.
  •
  • low.
  •
  • sharp.
  •debatable
  • disputable,
  • controversial.
  •questionable
  • irregular.
  •unbelieving
  • faithless.
  •undetermined
  • undecided.
  •vague
  • obscure.
  •Other relevant words:
  • perplexed,
  • in the balance,
  • tenuous,
  • vile,
  • contemptuous,
  • remote,
  • sketchy,
  • artful,
  • funny,
  • reticent,
  • delusory,
  • underhand,
  • wobbling,
  • obscure,
  • anybody's guess,
  • skeptic,
  • faltering,
  • unsubstantial,
  • illusory,
  • in question,
  • catchy,
  • disbelieving,
  • unproven,
  • unthinkable,
  • peculiar,
  • unimaginable,
  • hard to swallow,
  • diffident,
  • indistinct,
  • thin,
  • confusing,
  • Deceiving,
  • shadowy,
  • untrusty,
  • deceptive,
  • clever,
  • undetermined,
  • SUSS,
  • insane,
  • suspected,
  • cloudlike,
  • doubting,
  • tortuous,
  • vacillating,
  • implausible,
  • Mistakable,
  • ignominious,
  • unsure,
  • unsupported,
  • irresponsible,
  • hesitant,
  • vague,
  • immoral,
  • dangerous,
  • tentative,
  • not kosher,
  • open to discussion,
  • corrupt,
  • chancy,
  • thieving,
  • improbable,
  • hazardous,
  • mistrustful,
  • fallacious,
  • heinous,
  • low,
  • bent,
  • risky,
  • strange,
  • inconclusive,
  • problematic,
  • faithless,
  • devious,
  • Suspecting,
  • reprehensible,
  • tottery,
  • dishonest,
  • rickety,
  • incomprehensible,
  • careful,
  • criminal,
  • undecided,
  • fanciful,
  • agnostic,
  • difficult,
  • irregular,
  • meagre,
  • Unconceivable,
  • uncertain,
  • mad,
  • provisional,
  • dicey,
  • smoggy,
  • loath,
  • equivocal,
  • unhopeful,
  • despicable,
  • unhealthy,
  • alleged,
  • dishonourable,
  • crooked,
  • in dispute,
  • treacherous,
  • scoffing,
  • delusive,
  • indisposed,
  • unsealed,
  • perplexing,
  • unproved,
  • hard to believe,
  • clouded,
  • untested,
  • questioning,
  • conscienceless,
  • inconstant,
  • unconvinced,
  • polemical,
  • uncomplimentary,
  • incertain,
  • nebulous,
  • felonious,
  • challengeable,
  • forced,
  • ticklish,
  • confusable,
  • disparaging,
  • impeach,
  • evasive,
  • reluctant,
  • under suspicion,
  • touch-and-go,
  • apprehensive,
  • left-handed,
  • rocky,
  • unrealistic,
  • unpredictable,
  • misleading,
  • speculative,
  • foggy,
  • perilous,
  • hairy,
  • Controvertible,
  • suspect,
  • unsteady,
  • fence-straddling,
  • iniquitous,
  • contestable,
  • false,
  • apocryphal,
  • uneasy,
  • delphic,
  • unassured,
  • inexplicit,
  • derisive,
  • sensitive,
  • insulting,
  • scrupulous,
  • confutative,
  • rotten,
  • underhanded,
  • ill-gotten,
  • odd,
  • in doubt,
  • queer,
  • unsettled,
  • base,
  • unsafe,
  • thick,
  • refutable,
  • qualified,
  • sceptical,
  • Unapt,
  • strained,
  • tottering,
  • beyond belief,
  • machiavellian,
  • mystifying,
  • frail,
  • arguable,
  • puzzling,
  • indecisive,
  • beta,
  • stretched,
  • ambiguous,
  • at issue,
  • unbelievable,
  • impossible,
  • at loose ends,
  • negligible,
  • shabby,
  • hardly possible,
  • wary,
  • Disrespectable,
  • sharp,
  • insignificant,
  • imagined,
  • confutable,
  • unclear,
  • insubstantial,
  • open to question,
  • insecure,
  • shy,
  • Trickish,
  • suppositional,
  • labyrinthine,
  • marginal,
  • unstable,
  • shameful,
  • oracular,
  • fly-by-night,
  • fraudulent,
  • foreign,
  • wicked,
  • mutable,
  • double-minded,
  • Trustless,
  • far-fetched,
  • sinister,
  • abject,
  • fishy,
  • Distrusting,
  • unpromising,
  • cryptic,
  • opprobrious,
  • feeble,
  • wild,
  • vicious,
  • ambivalent,
  • ungodly,
  • enigmatical,
  • hesitating,
  • cautious,
  • unfamiliar,
  • open,
  • uncertainly,
  • unconfident,
  • irresolute,
  • unresolved,
  • dubitable,
  • unsound,
  • mercurial,
  • slippery,
  • unconvincing,
  • untrusting,
  • unscrupulous,
  • unethical,
  • wavering,
  • disgraceful,
  • misty,
  • borderline,
  • erratic,
  • corrupted,
  • hazy,
  • unconfirmed,
  • changeable,
  • legendary,
  • weak,
  • mistrusting,
  • indefinite,
  • blurred,
  • notional,
  • inconceivable,
  • unrespectable,
  • open to doubt,
  • disinclined,
  • fantastic,
  • indirect,
  • tall,
  • unearthly,
  • of two minds,
  • leery,
  • wobbly,
  • fuzzy,
  • discreditable,
  • mysterious,
  • unspecified,
  • delicate,
  • queasy,
  • capricious,
  • polemic,
  • chary,
  • tricky,
  • unsavory,
  • Mootable,
  • precarious,
  • nervous,
  • unsubstantiated,
  • wily,
  • paradoxical,
  • moot,
  • paltry,
  • tricksy,
  • restricted,
  • Doubtable,
  • conjectural,
  • shaky,
  • lowdown,
  • cowboy,
  • distrustful,
  • flimsy,
  • debatable,
  • enigmatic,
  • fence-sitting,
  • imaginary,
  • scandalous,
  • undefined,
  • unconscientious,
  • Contradictable,
  • hallucinatory,
  • baffling,
  • confused,
  • unfaithful,
  • dark,
  • unconscionable,
  • amoral,
  • controversial,
  • indeterminate,
  • probationary,
  • unlikely,
  • untrue,
  • fickle,
  • on the edge,
  • farfetched,
  • unprincipled,
  • provisionary,
  • beguiling,
  • Teetering,
  • Dubitative,
  • manipulative,
  • dodgy,
  • ideational,
  • shameless,
  • insidious,
  • deniable,
  • bad,
  • illusive,
  • unreasonable,
  • disputable,
  • problematical,
  • inquiry,
  • in suspense,
  • trifling,
  • iffy,
  • Ill-got.

Antonyms for Dubious:

• adj.

  • doubtful
    trustworthy, determined, likely, doubtless, secure, unquestionable, reliable, probable, unobscure, certain, believable, trusty, definite, undoubted, Undoubtful, positive, Indubious, unambiguous, sure, aboveboard, honest, clear.
  • vague, unclear
    settled.
  • Other antonyms:
    unproblematic, convinced, happy, perspicuous, enthusiastic, hands down, unquestioning, ready, manifest, eager, disposed, potential, keen, distinct, plain, imaginable, lucid, Questionless, definitive, unquestioned, self-assured, undoubted, unequivocal, earthly, inclined, willing, decided, glad, evident, open-and-shut.

• Other antonyms:

  • n. t.
    aboveboard, convinced, decided, definitive, dependable, disposed, eager, earthly, enthusiastic, happy, honest, imaginable, inclined, open-and-shut, potential, ready, self-assured, settled, undoubted, unequivocally, unproblematic, unquestioning, willing, without doubt, Indubious, indisputably, Undoubtful, unobscure, hands-down.