American English

Definition of duplicity noun from the Oxford Advanced American Dictionary

 

duplicity

 noun
noun
NAmE//duˈplɪsət̮i//
 
[uncountable] (formal)
 
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dishonest behavior that is intended to make someone believe something that is not true synonym deceit
duplicitous
 
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NAmE//duˈplɪsət̮əs//
 
adjective
See the Oxford Advanced Learner's Dictionary entry: duplicity