Vouched for is a term that means to provide assurance or confirmation of something. ENDORSED (8 letters) is a synonym for vouching for, which means to publicly declare one's support for something. ATTESTED (8 letters) is another synonym for vouching for, which means to provide evidence or testimony in support of something. CERTIFIED (9 letters) is another synonym for vouching for, which means to officially confirm the truth or accuracy of something. Sworeto (7 letters) is another synonym for vouching for, which means to make a solemn promise or pledge to do something. Attestedto (10 letters) is the last synonym for vouching for, which means to provide written evidence or testimony in support of something.