vouch
🇺🇸
/vaʊtʃ/
🇬🇧
/vaʊtʃ/
To promise or assure that something is true or of good quality.
I can vouch for the quality of this product because I've used it myself.
To publicly support or endorse someone or something.
The mayor vouched for the new policy, saying it would benefit the community.
To confirm the truth of a statement or event.
He vouched that he had completed the task on time.