Sentence examples for once considered from inspiring English sources

"once considered" is a grammatically correct and commonly used phrase in written English.
It can be used to refer to something that was previously thought or viewed in a certain way, but is no longer considered to be true or relevant. Example: "Tom was once considered a troublemaker, but after joining the school's leadership club, he became known as a responsible and dedicated student." In this sentence, "once considered" indicates that Tom's reputation has changed over time. It implies that he was previously thought to be a troublemaker, but that is no longer the case.