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English definition of “duplicity”

duplicity

noun [U]     /djʊˈplɪs.ɪ.ti/ US  /duːˈplɪs.ə.t̬i/ formal
dishonest talk or behaviour, especially by saying different things to two people: They were accused of duplicity in their dealings with both sides.Lies, lying and hypocrisyDishonest people
(Definition of duplicity noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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