Synonyms of fallacious in English:


See US English definition of fallacious

See UK English definition of fallacious

See Spanish definition of erróneo


1‘the fallacious assumption underlying this reasoning’

erroneous, false, untrue, wrong, incorrect, faulty, flawed, inaccurate, inexact, imprecise, mistaken, misinformed, misguided, misleading, deceptive, delusive, delusory, illusory, sophistic, specious, fictitious, spurious, fabricated, distorted, made up, trumped up
baseless, groundless, unfounded, foundationless, unsubstantiated, unproven, unsupported, uncorroborated, ill-founded, without basis, without foundation
informal bogus, phoney, iffy, dicey, full of holes, off beam, way off beam
British informal dodgy

true, correct