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English definition of “upset”

upset

adjective [after verb] (WORRIED)    /ʌpˈset/
A2 worried, unhappy, or angry: Don't get upset about the dress - there's only a little stain on it. [+ to infinitive] She was very upset to hear that the holiday had been cancelled. [+ that] He was very upset that you didn't reply to his letters.Feeling sad and unhappy
(Definition of upset adjective (WORRIED) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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