v. 25B6; verb
that proves I'm right : SHOW (TO BE TRUE), demonstrate (the truth of), show beyond doubt, manifest, produce proof/evidence; witness to, give substance to, determine, substantiate, corroborate, verify, ratify, validate, authenticate, document, bear out, confirm; formal evince.
the rumour proved to be correct : TURN OUT, be found, happen.
disprove.
25A0; prove oneself DEMONSTRATE ONE'S ABILITIES/QUALITIES, show one's (true) mettle, show what one is made of.