Word Study
unsubstantiated
THESAURUS
unsubstantiated
groundless, inconclusive, indecisive, not following, not proved, unascertained, unattested, unauthenticated, uncertified, unconfirmed, uncorroborated, undemonstrated, undetermined, unestablished, unfixed, unfounded, unproved, unproven, unsettled, unshown, unsupported, unsupported by evidence, unsustained, untested, untried, unvalidated, unverified, without basis, without groundsFor further exploring for "unsubstantiated" in Webster Dictionary Online