groundless, indecisive, not proved, unattested, uncertified, uncorroborated, undetermined, unfixed, unproved, unsettled, unsupported, unsustained, untried, unverified, without grounds
Last update: August 4, 2016
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All his allegations against the secretary were unsubstantiated. [adjective]
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He must be careful not to overreact to unsubstantiated accusations. [adjective]
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Mr Divine 's report was bizarre and inflammatory, containing unsubstantiated allegations and hearsay. [adjective]
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A judge agreed with a defense attorney that the police had no probable cause for a search based solely on an unsubstantiated tip. [Please select]
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He failed to winnow the sound historical material from that which was unsubstantiated or improbable. [Please select]
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The British Government could not modify its orders-in-council on unsubstantiated rumors that the offensive French decrees had been revoked. [Please select]
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