confirm, corroborate, sustain, substantiate, support, affirm (verb)

establish or strengthen as with new evidence or facts

"his story confirmed my doubts"; "The evidence supports the defendant"

validate, corroborate (verb)

give evidence for

corroborate, underpin, bear out, support (verb)

support with evidence or authority or make more certain or confirm

"The stories and claims were born out by the evidence"

corroborate (Verb)

To confirm, strengthen or support something with additional evidence; to attest or vouch.

corroborate

Corroborating evidence, also referred to as corroboration, is a type of evidence in law.