Definitions from Wiktionary (unsubstantiate)

▸ verb:  To prove false; to disprove or discredit.
▸ verb:  (human services) To officially categorize (an allegation) as unsubstantiated.
▸ verb:  To call into question; to create doubt about.
▸ verb:  To make insubstantial or abstract; unsubstantialize.
▸ adjective:  Lacking substance; insubstantial.
▸ adjective:  Unsubstantiated; unproven.



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