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fatuous

adjective
 
 
/ˈfæt.ju.əs/ formal

Definition

stupid, not correct, or not carefully thought about: a fatuous ideaStupid and sillyOf unsound mind fatuously
 
 
/-li/ adverb
fatuousness
 
 
/-nəs/ noun [U]
(Definition of fatuous adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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