To show, feel, or express approval:
The definition of attest is to affirm something to be true or to authenticate.
To validate is to confirm, legalize, or prove the accuracy of something.
Find another word for notarize. In this page you can discover 9 synonyms, antonyms, idiomatic expressions, and related words for notarize, like: sign legally, attach a legal signature, affix a legal signature, make legal, approve, attest, certify, validate and notarise.