Synonyms for Unfounded:

• adj.

  •baseless (adjective)
  • Foundationless,
  • ungrounded,
  • reasonless.
  •erroneous (adjective)
  • way off,
  • flawed,
  • all wet,
  • all off,
  • inexact,
  • wrong number.
  •fallacious (adjective)
  • more deluding,
  • most illusory,
  • mis leading,
  • more sophistical,
  • most beguiling,
  • un reasoned,
  • most deluding,
  • in-correct,
  • un-reasoned,
  • most deceiving,
  • mis-leading,
  • un-real,
  • more deceiving,
  • un reasonable,
  • more beguiling,
  • most sophistical,
  • un-reasonable,
  • in correct.
  •false (adjective)
  • contrary to fact,
  • mendacious,
  • untruthful,
  • Misrepresentative,
  • cooked-up,
  • casuistic,
  • off the mark.
  •gratuitous (adjective)
  • supererogatory,
  • in-essential,
  • un essential,
  • in defensible,
  • more unprovoked,
  • most unmerited,
  • un-supportable,
  • most causeless,
  • un-merited,
  • uncalledfor,
  • in-defensible,
  • more causeless,
  • un supportable,
  • un-provoked,
  • most unprovoked,
  • un-essential,
  • un provoked,
  • uncalled for,
  • more unmerited,
  • in essential,
  • un merited.
  •mistaken (adjective)
  • mis-informed,
  • mis construed,
  • wide mark,
  • more misjudging,
  • mis-interpreting,
  • more misinterpreting,
  • un advised,
  • mis interpreting,
  • off base,
  • more misinformed,
  • more misunderstanding,
  • mis judging,
  • most misjudging,
  • mis informed,
  • most tricked,
  • in-appropriate,
  • mis-taken,
  • most misconstrued,
  • mis taken,
  • Misconstrued,
  • most misinformed,
  • in appropriate,
  • more misconstrued,
  • mis understanding,
  • barking wrong tree,
  • unadvised,
  • un-advised,
  • most misinterpreting,
  • more tricked,
  • misinformed,
  • mis-construed,
  • mis-understanding,
  • most duped,
  • most misunderstanding,
  • illadvised,
  • more duped,
  • mis-judging.
  •not based on fact (adjective)
  • unsubstantiated,
  • unreal,
  • uncalled-for,
  • unjustified,
  • off-base,
  • without basis,
  • deceptive,
  • vain,
  • fabricated,
  • without foundation.
  •previous (adjective)
  • un timeliest,
  • un timely,
  • more overearly,
  • un-timelier,
  • over soon,
  • most oversoon,
  • over-soon,
  • over-early,
  • un timelier,
  • un-timely,
  • more oversoon,
  • in-opportune,
  • over early,
  • un-timeliest,
  • in opportune,
  • most overearly.
  •superstitious (adjective)
  • most unproven,
  • un-proven,
  • un proven,
  • more unproven.
  •trumped up (adjective)
  • most fabricated,
  • most devised,
  • in vented,
  • more devised,
  • in-vented,
  • de vised,
  • made up,
  • de-vised.
  •unjustifiable (adjective)
  • un-juster,
  • un-justest,
  • un conscionable,
  • un-justifiable,
  • un justifiable,
  • un juster,
  • un-conscionable,
  • un pardonable,
  • un-just,
  • un-forgivable,
  • un forgivable,
  • in-excusable,
  • un justest,
  • un-pardonable,
  • in excusable,
  • un just.

• n.

  •
  • speculative,
  • doubtful.
  •baseless (noun)
  • untrue.

• Other synonyms:

  •
  • specious,
  • misleading,
  • apparently,
  • purported,
  • ostensible,
  • trumped-up,
  • seemingly,
  • outwardly,
  • impressionistic,
  • inconclusive,
  • unscientific,
  • reputed,
  • far-fetched,
  • prima facie,
  • seeming,
  • deniable,
  • misguided,
  • supposedly,
  • implausible,
  • putative,
  • factitious,
  • alleged,
  • apocryphal,
  • supposed,
  • uncorroborated,
  • debatable,
  • anecdotal,
  • presumptive,
  • disputable,
  • Misconceived,
  • allegedly,
  • ill-founded,
  • rumored,
  • unconfirmed.
  •
  • subjective,
  • unlikely,
  • illogical,
  • transparent,
  • lame,
  • bottomless,
  • spurious,
  • equivocal.
  •
  • surface,
  • theoretical,
  • intuitive.
  •
  • invalid.
  •Other relevant words:
  • untamed,
  • waste,
  • dreamlike,
  • supposititious,
  • Truthless,
  • cold weather,
  • tenuous,
  • dreamy,
  • unsustainable,
  • counterfeit,
  • godforsaken,
  • irrational,
  • dead,
  • delusive,
  • unsolicited,
  • out of work,
  • delusional,
  • invented,
  • loose,
  • angry,
  • illusory,
  • phantasmal,
  • uncivilised,
  • unverified,
  • fictitious,
  • illogic,
  • tempestuous,
  • uncivilized,
  • unwarrantable,
  • untried,
  • visionary,
  • unjustifiable,
  • misstated,
  • illusional,
  • phony,
  • insupportable,
  • unfixed,
  • Unreasoned,
  • misreported,
  • Unascertained,
  • barbarian,
  • dotty,
  • gaga,
  • autistic,
  • crazy,
  • unsubstantial,
  • senseless,
  • soi-disant,
  • weak,
  • unproved,
  • hypothetical,
  • unauthentic,
  • unauthenticated,
  • light,
  • apparent,
  • unactual,
  • apparitional,
  • delusionary,
  • surreptitious,
  • misquoted,
  • wanton,
  • spectral,
  • defective,
  • furious,
  • faulty,
  • ben trovato,
  • fair,
  • illusionary,
  • dispassionate,
  • hollow,
  • unestablished,
  • inauthentic,
  • unused,
  • phantasmagoric,
  • jobless,
  • airy,
  • misnamed,
  • unreasonable,
  • chimeric,
  • void,
  • suppositional,
  • fantastic,
  • indefensible,
  • wrong,
  • flimsy,
  • dishonest,
  • unreliable,
  • cold,
  • ironical,
  • worthless,
  • not following,
  • violent,
  • undemonstrated,
  • Elusory,
  • unlooked-for,
  • unsupportable,
  • illusive,
  • unsound,
  • in error,
  • phantom,
  • self-deceptive,
  • risky,
  • undue,
  • forged,
  • undetermined,
  • unmaintainable,
  • fantastical,
  • barbaric,
  • hazardous,
  • indecisive,
  • unsettled,
  • nonvalid,
  • unattested,
  • uncertified,
  • raging,
  • delusory,
  • Unauthoritative,
  • unrequested,
  • savage,
  • Unsustained,
  • empty,
  • imaginary,
  • needless,
  • unwelcome,
  • untested,
  • garbled,
  • indifferent,
  • fabulous,
  • fictive,
  • untenable.

Paraphrases for Unfounded:

• Equivalence

  • Adjective
    unsubstantiated, ill-founded, groundless, unjustified, baseless, unwarranted, ungrounded, unsupported.

• Independent

  • Adjective
    well-founded, untrue, untenable, unsound, unprovoked, frivolous, false, substantiated, gratuitous, spurious, erroneous, unjust, justified, inaccurate, flawed, unnecessary, misguided, incorrect, wrong, illegitimate, invalid, irrational, uncalled, basis, inappropriate, flimsy.

• Other Related

  • Adjective
    unreasonable, unjustifiable, undue, unfair.

Antonyms for Unfounded:

• adj.

  • not based on fact
    supported, proven, reasonable, right, substantiated, honest, called-for, justified, correct, real, warranted, genuine, founded, true, truthful.
  • Other antonyms:
    corroborated, sane, certified, credible, informed, sure, plausible, certain, well-grounded, logical, clear, validated, confirmed, sound, wise, sensible, verified, actual.