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Related to unsupported: Unsupported assertion
unsupportedadjective based on conjecture, groundless, not authenticated, not established, not substantiated, suppositional, supposititious, unabetted, unaided, unassisted, unattested, unauthenticated, uncertified, uncollaborated, unconfirmed, uncorroborated, undemonstrated, unfounded, unproved, unseconded, unsubstantiated, unsustained, untenable, unvalidated, unverified, without basis, without foundation
Associated concepts: unsupported by a preponderance of the evidence
See also: baseless, helpless, ill-founded, inconclusive, powerless, solitary, unauthorized, unconfirmed, uncorroborated, unfounded