Answer: proves

AnswerCrossword Clue
PROVESShows to be true
PROVESEstablishes as true
PROVESVerifies.
PROVESTurns out to be.
PROVESDemonstrates.
PROVESAuthenticates
PROVESBears out
PROVESPuts to the test
provesto be found to be
provesto turn out
provesto establish the truth, validity, or worth of
provesPROVE, to establish as certain or true