verb
believe
bih-LEEV/bɪˈliːv/
To accept something as true or trust what someone says.
The parent believes the child's story and nods warmly.

Etymology
Old English belyfan expressed faith or confidence in a person. That trust developed into accepting a teaching or statement as true, including on the strength of testimony rather than complete demonstration.
In context
Yet none of you is willing to accept our message. You do not believe me when I tell you about the things of this world.
More examples
- I believe you when you say it was an accident.
- She refuses to believe the rumor without proof.
- Do you really believe that the house is haunted?
Forms
believe · believes · believed · believing
belief noun — Acceptance that something is true or real.
believable adjective — Easy to accept as true or real.