corroborate

1. Establish or strengthen as with new evidence or facts (synset 200667804)
   "his story confirmed my doubts"; "The evidence supports the defendant"
   subtypes:

   • back, back up - establish as valid or genuine
   • vouch - give supporting evidence
   • verify - confirm the truth of
   • demonstrate, establish, prove, shew, show - establish the validity of something, as by an example, explanation or experiment
   • document - support or supply with references
   • validate - prove valid; show or confirm the validity of something
   same as: affirm, confirm, substantiate, support, sustain
2. Give evidence for (synset 201014570)
   is a type of: confirm, reassert - strengthen or make more firm
   subtypes: circumstantiate - give circumstantial evidence for
   same as: validate
3. Support with evidence or authority or make more certain or confirm (synset 202669418)
   "The stories and claims were born out by the evidence"
   is a type of: agree, check, correspond, fit, gibe, jibe, match, tally - be compatible, similar or consistent; coincide in their characteristics
   same as: bear out, support, underpin

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