IPA: /djuːˈplɪsɪti/
KK: /dʊˈplɪsɪti/
The act of being dishonest or misleading, often by pretending to have different intentions or feelings.
His duplicity was revealed when he was caught lying to both sides in the negotiation.
Duplicity → It is formed from "duplex" (from Latin, meaning twofold or double) and the suffix "-ity" (meaning the state or quality of). The word "duplicity" refers to the state of being double or twofold, often in the context of deceit or double-dealing.
Think of 'twofold' ('duplex') to remember that 'duplicity' means having a double nature, especially in terms of deceit.