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let up

(IMPROVE) informal phrasal verb with let
 
 
/let/ verb (present tense letting, past tense and past participle let)

Definition

If bad weather or an unpleasant situation lets up, it stops or improves: When the rain lets up we'll go for a walk.Coming to an endCausing something to end
(Definition of let up (IMPROVE) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of let up