unfounded

• POS: Adjective
• HYPHEN: un=found=ed

CIDE DICTIONARY

unfounded, a. 

•  Not founded; not built or established.  Milton.  [1913 Webster]
•  Having no foundation; baseless; vain; idle; as, unfounded expectations.  Paley.  [1913 Webster]

OXFORD DICTIONARY

unfounded, adj. having no foundation (unfounded hopes; unfounded rumour).

Derivative

unfoundedly adv. unfoundedness n.

THESAURUS

unfounded

Barmecidal, Barmecide, airy, apparent, apparitional, autistic, baseless, bottomless, chimeric, contrary to fact, deceptive, delusional, delusionary, delusive, delusory, dereistic, dishonest, dreamlike, dreamy, empty, erroneous, fallacious, false, fantastic, garbled, gratuitous, groundless, idle, ill-founded, illusional, illusionary, illusive, illusory, imaginary, in error, inauthentic, inconclusive, indecisive, mendacious, miscited, misleading, misquoted, misreported, misstated, not following, not proved, not true, ostensible, phantasmagoric, phantasmal, phantom, seeming, self-deceptive, self-deluding, specious, spectral, spurious, supposititious, truthless, unactual, unascertained, unattested, unauthentic, unauthenticated, unauthoritative, unbased, uncalled-for, uncertified, unconfirmed, uncorroborated, undemonstrated, undetermined, unestablished, unfixed, ungrounded, unjustifiable, unjustified, unproved, unproven, unreal, unreliable, unsettled, unshown, unsound, unsubstantial, unsubstantiated, unsupportable, unsupported, unsupported by evidence, unsustainable, unsustained, untenable, untested, untried, untrue, untruthful, unvalidated, unverified, unwarranted, vain, visionary, without basis, without foundation, without grounds

ROGET THESAURUS

unfounded

Untruth

N untruth, falsehood, lie, story, thing that is not, fib, bounce, crammer, taradiddle, whopper, jhuth, forgery, fabrication, invention, misstatement, misrepresentation, perversion, falsification, gloss, suggestio falsi, exaggeration, invention, fabrication, fiction, fable, nursery tale, romance, absurd story, untrue story, false story, trumped up story, trumped up statement, thing devised by the enemy, canard, shave, sell, hum, traveler's tale, Canterbury tale, cock and bull story, fairy tale, fake, claptrap, press agent's yarn, puff, puffery (exaggeration), myth, moonshine, bosh, all my eye and Betty Martin, mare's nest, farce, irony, half truth, white lie, pious fraud, mental reservation, pretense, pretext, false plea, subterfuge, evasion, shift, shuffle, make-believe, sham, profession, empty words, Judas kiss, disguise, untrue, false, phony, trumped up, void of foundation, without- foundation, fictive, far from the truth, false as dicer's oaths, unfounded, ben trovato, invented, fabulous, fabricated, forged, fictitious, factitious, supposititious, surreptitious, elusory, illusory, ironical, soi-disant, se non e vero e ben trovato, where none is meant that meets the ear.