as in testified (to)
to declare (something) to be true or genuine
a scientist who can vouch for the accuracy of the results
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Recent Examples of Synonyms for vouched (for)
guaranteed
Verb
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In the first decisive victory of this tournament’s knockout stage, France dominated Sweden Tuesday with a 3-0 win that guaranteed the French another match this week.
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While not every space rock is guaranteed to pose a real threat, scientists say looking for them is the first step.
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“Vouched (for).” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/vouched%20%28for%29. Accessed 6 Jul. 2026.
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