treason

noun

Definition of treasonnext
as in treachery
the act or fact of violating the trust or confidence of another reading a friend's diary without permission would have to be regarded as the ultimate act of personal treason

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

Thesaurus Entries Near treason

treads

treason

treasonous

See More Nearby Entries 

Cite this Entry

“Treason.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/treason. Accessed 27 Jan. 2023.

Copy Citation

Share

More from Merriam-Webster on treason

Nglish: Translation of treason for Spanish Speakers

Britannica English: Translation of treason for Arabic Speakers

Britannica.com: Encyclopedia article about treason

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Word of the Day

Listen to the pronunciation of wangle

See Definitions and Examples »

Test Your Vocabulary

Challenging Words You Should Know

  • hedgehog reading a book
  • Often used to describe “the march of time,” what does inexorable mean?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Solve today's spelling word game by finding as many words as you can with using just 7 letters. Longer words score more points.

Can you make 12 words with 7 letters?

PLAY
Words at Play
Ask the Editors
Word Games