Verbs

(v)confirm, corroborate, sustain, substantiate, support, affirmestablish or strengthen as with new evidence or facts“his story confirmed my doubts”, “The evidence supports the defendant”
(v)validate, corroborategive evidence for
(v)corroborate, underpin, bear out, supportsupport with evidence or authority or make more certain or confirm“The stories and claims were born out by the evidence”