unfounded
I
adjective
baseless, empty, erroneous, fabricated, fallacious, false, fictitious, fictus, fraudulent, groundless, idle, illogical, insubstantial, invented, spurious, suppositional, supposititious, trumped up, unattested, unauthenticated, unestablished, ungrounded, unproven, unsubstantial, unsupportable, unsupported, untenable, untrue, unwarranted, vanus, without basis, without foundation, without reality, without substance
II
index
baseless, delusive, erroneous, fallacious, false (inaccurate), fictitious, gratuitous (unwarranted), ill-founded, illogical, inaccurate, insubstantial, sophistic, specious, unsupported, untrue, unwarranted
Burton's Legal Thesaurus.
William C. Burton.
2006