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GRE vocabulary

mendacious

adjectiveHigh-frequency wordMore M words

given to lying; untruthful

Word origin: From Latin mendax, lying.

In a sentence

Mendacious in a sentence

Here are example sentences showing mendacious in a sentence.

His mendacious account of the accident fell apart under questioning.

The committee dismissed the witness's mendacious testimony once documents contradicted nearly every claim he had made.

Synonyms
dishonestdeceitfuluntruthfullying
Antonyms
honesttruthfulveracious
Usage & nuance

Using “mendacious” well

Mendacious means habitually untruthful or characterized by lying, a formal and strongly condemnatory word. Note the look-alike mendicant, which means a beggar and is unrelated.

Common questions

Questions about “mendacious

Mendacious (adjective) means given to lying; untruthful
Here is mendacious used in an example sentence: "His mendacious account of the accident fell apart under questioning." Another example: "The committee dismissed the witness's mendacious testimony once documents contradicted nearly every claim he had made."
Common synonyms for mendacious include dishonest, deceitful, untruthful, lying.
Antonyms of mendacious include honest, truthful, veracious.
Mendacious clusters with dishonest, deceitful, and untruthful. Its antonyms honest, truthful, and veracious are common GRE answer choices, and veracious should not be confused with voracious.
Yes. Mendacious is a high-frequency GRE word, so it is worth prioritising as you build your vocabulary.

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