swear by

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Still possible: Some eclipse-chasers swear by the sea for the best chances at a clear view of the event.

From The Wall Street Journal • Mar. 27, 2026

“At the end of the day, the government is going to go with systems that have been deployed, where combatant commanders swear by the fact that they want one of what we have,” Mengucci said.

From Barron's • Jan. 15, 2026

Some people swear by writing a song every day and finishing it, even if it’s bad.

From Los Angeles Times • Dec. 1, 2025

Tech moguls swear by it, Hollywood stars insist it keeps them trim.

From BBC • Aug. 30, 2025

I want you to swear, by return owl, that you are not going to go walking with anyone else at night.

From "Harry Potter And The Goblet Of Fire" by J. K. Rowling