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lost

adjective (CONFUSED)
 
 
/lɒst/ US  /lɑːst/

Definition

C1 not knowing what to do in a new situation: It was his first day in the office and he seemed a bit lost.Paying attention and being carefulCautious and vigilant
(Definition of lost adjective (CONFUSED) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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