What does "win over" mean?

To persuade someone, gain someone's support, or make someone understand the truth or validity of something.

What is a synonym for "win over"?

Common synonyms include: advise, argue into, assure, be convincing, befriended, befriending.

verb

verb ·Uncommon ·Advanced level

Verb

1
To persuade someone, gain someone's support, or make someone understand the truth or validity of something. idiomatic, transitive
"If the truth doesn't win him over, perhaps charm will."
2
make (someone) agree, understand, or realize the truth or validity of something wordnet

"If the truth doesn't win him over, perhaps charm will."