vouch for

idiomatic

(idiomatic) To affirm the truth or reliability of.

Japanese Meaning

～の真実性や信頼性を保証する / 裏付ける

As his mentor, I can vouch for his dedication and honesty.

メンターとして、彼の献身と誠実さを保証できます。

Sense（1）

(idiomatic) To affirm the truth or reliability of.

Let him in. I’ll vouch for his good behaviour.

vouches for

（ present singular third-person ）

vouching for

（ participle present ）

vouched for

（ participle past ）

vouched for

（ past ）