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Synonyms

untruthful

American  
[uhn-trooth-fuhl] / ʌnˈtruθ fəl /

adjective

  1. not truthful; wanting in veracity; diverging from or contrary to the truth; not corresponding with fact or reality.

untruthful British  
/ ʌnˈtruːθfʊl /

adjective

  1. (of a person) given to lying

  2. diverging from the truth; untrue

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • untruthfully adverb
  • untruthfulness noun

Etymology

Origin of untruthful

Middle English word dating back to 1325–75; un- 1, truthful

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

However, the advisers found that there was no evidence that Constance "knowingly misled parliament nor was the statement inaccurate or untruthful".

From BBC

He calls this truth-telling, no matter how untruthful his guests are.

From The Wall Street Journal

The attorneys suggest that the Department of Homeland Security’s acting general counsel, Joseph Mazzara, may have given untruthful testimony.

From Salon

If they find them to be false or untruthful or misleading, they publish their findings.

From Salon

The part that is so infuriating is how misleading and untruthful it is.

From Los Angeles Times

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.