Dictionary.com
Thesaurus.com
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.

He said in November that rumors of an affair between him and Santos-Aviles were “completely untruthful.”

From Salon

At The Texas Tribune Festival in November, Gonzales addressed the allegations for the first time, saying the “rumors are completely untruthful.”

From Salon

Immigration and Customs Enforcement launched a joint probe with the Justice Department after video evidence appeared to show the officers’ sworn testimony included “untruthful statements,” the agency’s acting director Todd Lyons said Friday.

From The Wall Street Journal

"Video evidence has revealed that sworn testimony provided by two separate officers appears to have made untruthful statements," he said.

From BBC

White suggested that Sir Simon was being "untruthful", which the claimant denied.

From BBC