attest

Meaning

1. To affirm to be correct, true, or genuine.
2. To certify by signature or oath.
3. To certify in an official capacity.
4. To supply or be evidence of.
5. To put under oath.
6. (obsolete) To call to witness; to invoke.

Synonyms

certify

testify

demonstrate

confirm

affirm

witness

prove

vouch

bear witness

bear witness of

evidence

swear

manifest

aver

take the stand

verify

assert

acknowledge

attestation

avow

pronounce

ratify

sanction

show

state

substantiate

swan

🦢

validate

vow

warrant

make clear

register a letter

assert strongly

serve as proof of

allege

announce

approve

ascertain

assure

authenticate

claim

contend

corroborate

credential

declare

ensure

guarantee

indicate

insist

insure

maintain

postulate

proclaim

Pronounced as (IPA)

/əˈtɛst/

Etymology

PIE word
*tréyes
Borrowed from Middle French attester, from Latin attestor (“to witness to, bear witness”), from at-, combining form of ad (“to”) + testor (“to bear witness”), from testis (“a witness”).