attest

As verbs the difference between attest and support

is that attest is to affirm to be correct, true, or genuine while support is (to keep from falling) To keep from falling.

As a noun support is

something which supports. Often used attributively, as a complement or supplement to.

As verbs the difference between obtest and attest

is that obtest is to implore, beseech, plead, beg while attest is to affirm to be correct, true, or genuine.

As verbs the difference between assent and attest

is that assent is to agree to, give approval while attest is to affirm to be correct, true, or genuine.

As a noun assent

is agreement, act of agreeing.

As verbs the difference between attest and assure

is that attest is to affirm to be correct, true, or genuine while assure is to make sure and secure.

As verbs the difference between regulate and attest

is that regulate is to dictate policy while attest is to affirm to be correct, true, or genuine.

As verbs the difference between attest and guarantee

is that attest is to affirm to be correct, true, or genuine while guarantee is to assure that something will get done right.

As a noun guarantee is

anything that assures a certain outcome.

As verbs the difference between attest and apostille

is that attest is to affirm to be correct, true, or genuine while apostille is .

As verbs the difference between apostilles and attest

is that apostilles is while attest is to affirm to be correct, true, or genuine.

Attest is a synonym of approve.

As verbs the difference between approve and attest

is that approve is to sanction officially; to ratify; to confirm while attest is to affirm to be correct, true, or genuine.

As verbs the difference between attest and proclaim

is that attest is to affirm to be correct, true, or genuine while proclaim is to excitedly, verbosely and candidly describe.