believe
/bə-ˈlēv/
verb
to consider to be true or honest
to accept the word or evidence of
to hold as an opinion : suppose
believe the reports
I believe you
phrasal verb
to have faith or confidence in the existence of (something)
to have trust in the goodness or value of (something)
to have trust in the goodness or ability of (someone)
Do you believe in ghosts?
idiom
—used to suggest that the listener will be surprised