Exact Match:
- corroborate
- support with evidence or authority or make more certain or confirm; "The stories and claims were born out by the evidence"
Synonyms:
- affirm,
- attest,
- authenticate,
- back,
- back up,
- bear out,
- bolster,
- buttress,
- certify,
- circumstantiate,
- confirm,
- document,
- fortify,
- justify,
- probate,
- prove,
- ratify,
- reinforce,
- strengthen,
- substantiate,
- support,
- sustain,
- undergird,
- uphold,
- validate,
- verify,
- warrant