Synonyms for vouch

Verb

1. vouch, testify, attest, take the stand, bear witness

usage: give personal assurance; guarantee; "Will he vouch for me?"

2. guarantee, vouch, pledge, plight

usage: give surety or assume responsibility; "I vouch for the quality of my products"

3. vouch, summon, summons, cite

usage: summon (a vouchee) into court to warrant or defend a title

4. vouch, confirm, corroborate, sustain, substantiate, support, affirm

usage: give supporting evidence; "He vouched his words by his deeds"