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English definition of “decorous”

decorous

adjective     /ˈdek.ə.rəs/ US  /-ɚ.əs/ formal
behaving politely and in a controlled way: His manner , as ever , was decorous.Self-control and moderationBehaving well decorously     /-li/ adverb Self-control and moderationBehaving well
(Definition of decorous adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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