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vouch

vouch

 
pronunciation:
vaUch
parts of speech:
intransitive verb, transitive verb
part of speech: intransitive verb
inflections: vouched, vouches, vouching
definition: to affirm or certify someone or something to be true, truthful, genuine, or correct (usu. fol. by for).
The witness vouched for the defendant's good character.I'm willing to vouch for him because I've never known him to lie.
synonyms:
attest, warrant
similar words:
certify, guarantee, testify
 
part of speech: transitive verb
definition 1: to confirm or substantiate by providing evidence, as with practical proof or demonstration.
Can you vouch your whereabouts at the time of the murder?
synonyms:
evidence, substantiate
similar words:
document, testify, verify, warrant
definition 2: to support or verify with documentation such as a receipt.
To obtain a refund, you must vouch your purchase.
similar words:
document, evidence, verify