noun

dishonesty

dis-AH-nih-stee/dɪsˈɑːnɪsti/

The quality or act of being deceitful or untruthful.

Her dishonesty makes it hard for anyone to trust her.

During a card game, a player secretly draws an extra card from her sleeve below the table while presenting her ordinary hand above it.
Etymology

“Not” plus “honorableness” first expressed disgrace or want of honor. That broad social judgment developed into the more specific lack of integrity seen in deceitful conduct.

In context

Vedanta Society of New York16:36
Dishonesty, lying can be of hundreds of types but the truth is one. The cessation of all those lying activities, of all those forms of lies, of dishonesty, the cessation of that is peace.
Finding Peace | Swami Sarvapriyananda

More examples

  • He loses his job because of dishonesty on his expense reports.
  • Even small acts of dishonesty can damage a friendship.
  • She admits her dishonesty and tells us what really happened.

Forms

dishonesty · dishonesties

dishonest adjective — Not truthful or willing to deceive.

dishonestly adverb — In a way that deceives others.

Similar words

deceit
Emphasizes deliberately misleading someone, often through tricks or concealment.
untruthfulness
Focuses specifically on saying things that are not true.