Synonyms of betrayal

betrayal

noun

bi-ˈtrā(-ə)l 

as in treachery

the act or fact of violating the trust or confidence of another

the terrible betrayal of having her best friend reveal her confidences to others

Synonyms & Similar Words

• treachery
• treason
• deception
• infidelity
• disloyalty
• abandonment
• deceit
• perfidy
• backstabbing
• faithlessness
• unfaithfulness
• falseness
• lying
• sellout
• double cross
• falsity
• business
• desertion
• two-timing
• duplicity
• double-dealing
• informing
• fraud
• guile
• trickery
• two-facedness
• snitching
• talebearing

Antonyms & Near Antonyms

• loyalty
• allegiance
• fidelity
• devotion
• faithfulness
• fealty
• steadfastness
• reliability
• trustworthiness
• dependability
• protection
• defense
• staunchness
• shield
• safeguard

Example Sentences

Recent Examples of betrayal

This adventure brings her passionate love and a betrayal of her moral life. — Ryan Lattanzio, IndieWire, 16 Sep. 2026

According to the play, Elia and Rhaegar tried it first, and so Rhaegar’s betrayal of Elia was both personal and professional. — Rafael Motamayor, Vulture, 15 Sep. 2026

The betrayal is all the more painful, coming amid almost constant Russian drone and missile attacks and ahead of a winter that Moscow openly plans to weaponize. — Clare Sebastian, CNN Money, 15 Sep. 2026

Depending on the balance between the reward for staying silent (cooperating) and betrayal, the game stabilizes with everyone betraying everyone. — Chris Lee, ArsTechnica, 11 Sep. 2026