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

Ellen, however, is more concerned with Brian and Murtagh (Rory Alexander), who is also on the run with them, making it out alive than any oath. — Emlyn Travis, Entertainment Weekly, 8 Sep. 2026

Rather, the crisis of the Lincoln has illuminated a pattern of callousness and cruelty toward military personnel, people who have sworn an oath to support and defend the Constitution of the United States of America. — Andrea N. Goldstein, The Atlantic, 28 Aug. 2026

Article Nine of the Constitution stipulates that, upon ascending the throne, the monarch must take an oath before the Storting, the Norwegian parliament, to govern the country in accordance with the Constitution and the laws. — Stefania Conrieri, Vanity Fair, 28 Aug. 2026

Bowie allegedly told other users about her oath and shared the audio file of her reciting the pledge with them. — Claire Carter, The Washington Examiner, 20 Aug. 2026