deceit
de·ceit
noun
1.
the quality of being fraudulent
2.
3.
the act of deceiving
Origin
From Middle English deceyte, from Old French deceite, deçoite, from decevoir (“to deceive”), from Latin dēcipere (“to cheat, mislead”).
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WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.