Synonyms of oath

oath

noun

ˈōth 

as in promise

a person's solemn declaration that he or she will do or not do something

I need your oath that you won't do anything until I've had time to make a decision

Synonyms & Similar Words

• promise
• vow
• pledge
• word
• assurance
• commitment
• troth
• obligation
• contract
• covenant
• agreement
• appointment
• engagement
• arrangement
• guarantee
• guaranty
• security
• undertaking
• token
• compact
• warranty
• bond
• gage
• deposit
• bail
• pawn

Example Sentences

Recent Examples of oath

Prosecutors argued in a sentencing memo filed last week that Dugan violated her oath as a judge and put both law enforcement and the public at risk. — ABC News, 8 July 2026

Jimmy Carter, who would take the oath six months after that Philadelphia summer, put his peanut farm in a blind trust. — Lynn Schmidt, Mercury News, 2 July 2026

Also in Scorsese’s film, Cady’s crimes are so galling that Sam, Cady’s defense lawyer, breaks his own oath to his client and hides evidence that might have helped get Cady off (a change from MacDonald’s novel). — Roxana Hadadi, Vulture, 26 June 2026

His July testimony will be videotaped and under oath. — Graham Kates, CBS News, 26 June 2026