baseless

[beys-lis]

adjective

1. having no base; bases; without foundation; groundless.

   a baseless claim.

baseless

/ ˈbeɪslɪs /

adjective

1. not based on fact; unfounded

   a baseless supposition

Other Word Forms

• baselessness noun
• baselessly adverb

Word History and Origins

Origin of baseless¹

First recorded in 1600–10; base ¹ + -less

Example Sentences

Colombian President Gustavo Petro has said that a boat recently bombed by the US was "Colombian with Colombian citizens inside", an allegation the White House called "baseless".

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The lawsuit lays out years’ worth of discrimination allegations that culminated in what her attorney argues are baseless retaliatory internal affairs investigations probing her conduct.

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“They found no credible evidence of any criminal wrongdoing. The Department’s resources must remain focused on real threats to the American people, not baseless investigations. As a result, the investigation has been closed.”

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Oregon’s attorney general filed a lawsuit Monday alleging the president had applied a “baseless, wildly hyperbolic pretext” to send in the troops.

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Addressing the incidents, Thunberg accused Israeli officials of making "baseless threats" that violate international law, and asked: "Why would they attack a peaceful humanitarian mission aiming to bring humanitarian aid to a starving population?"

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Related Words

• flimsy 
• gratuitous 
• groundless 
• unfounded 
• unjustifiable 
• unjustified 
• unsubstantiated 
• unsupported 
• untenable 
• unwarranted