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mendacity

Noun | /mendacity/

Advanced WordsHARD

The quality or habit of being untruthful; dishonesty.

Learning Progress

Synonyms

dishonestyuntruthfulnessdeceit

Antonyms

honestytruthfulness

Examples

"The inquiry exposed the mendacity behind the company’s public claims. Means: The inquiry revealed that the company’s public claims were dishonest."

"His reputation for mendacity made it difficult for colleagues to trust his account. Means: His habit of lying made his colleagues doubt what he said."

Mnemonic Trick

Mendacity means habitual untruthfulness; connect it with ‘mendacious,’ the adjective for someone who lies.

Source: Advanced WordsAdded: 9/29/2026

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