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alarm

noun [U] (WORRY)
 
 
/əˈlɑːm/ US  /-lɑːrm/

Definition

C2 sudden worry and fear, especially that something dangerous or unpleasant might happen: I didn't tell her that he was late because I didn't want to cause her any alarm. Villagers have reacted with alarm to news of a proposed new road.Fear and phobiasAnxiety and worry - general wordsAnxiety and worry - general wordsFear and phobias
(Definition of alarm noun (WORRY) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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