unsubstantiated | Definition of unsubstantiated

Synonyms and Antonyms of unsubstantiated

having no basis in reason or fact

an unsubstantiated claim that was thrown out of court

Synonyms of unsubstantiated

baseless, foundationless, groundless, invalid, nonvalid, unfounded, unreasonable, unsupported, unwarranted

Words Related to unsubstantiated

illogical, irrational, nonlogical, unconscionable, unsound

fallacious, false, misled, wrong

gratuitous, uncalled-for, unnecessary

flimsy, implausible, misleading, specious, unconvincing, untenable, weak

ill-advised, unreasoned

absurd, asinine, brainless, crackpot, crazy, fatuous, foolish, half-witted, harebrained, meaningless, nonsensical, preposterous, senseless, silly, simpleminded, stupid, unwise

insane, lunatic, mad, nutty, wacky (also whacky)

Near Antonyms of unsubstantiated

certified, validated, verified

confirmed, corroborated

informed, logical, rational

commonsense, sane, sensible, sober, wise

actual, genuine, real, true

clear, cogent, compelling, convincing, credible, persuasive, plausible, satisfying, solid, sound

Antonyms of unsubstantiated

good, hard, just, justified, reasonable, reasoned, substantiated, valid, well-founded, well-grounded