simple past tense and past participle of believe in

Third-person singular simple present indicative form of believe in

(transitive) To ascribe existence to. / (transitive) To believe that (something) is right or desirable. / (transitive) To have confidence in the ability or power of.

(idiomatic) This may be surprising, but it's true.

Rare spelling of believableness.

simple past tense and past participle of believe

A person who believes; especially regarding religion.

(transitive) To accept as true, particularly without absolute certainty (i.e., as opposed to knowing). / (transitive) To accept that someone is telling the truth.

Third-person singular simple present indicative form of believe

plural of believer