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.

“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

People swear by it, but a lot of these things have a placebo effect.

From The Wall Street Journal • Jan. 5, 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

All of these sports have their own history and methods; specific forms, procedures and even credos that those who take up the fight swear by.

From Salon • Oct. 4, 2025

“I won’t tell. Honest, I won’t. I cross my heart and swear by God, I won’t. You can run away. . . .”

From "Native Son" by Richard Wright