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What is another word for acting as a witness?

Need synonyms for acting as a witness? Here's a list of similar words from our thesaurus that you can use instead.

Verb
Present participle for to give one's assurance about the validity of something
affirming
corroborating
verifying
confirming
proving
substantiating
certifying
validating
establishing
authenticating
ratifying
vouching
guaranteeing
witnessing
okaying
bearing out
rubber-stamping
crossing heart
swearing up and down
bearing testimony
getting behind
swearing on bible
attesting
asserting
declaring
avowing
testifying
avouching
warranting
maintaining
supporting
upholding
asseverating
vowing
professing
contending
assuring
backing
predicating
attesting to
saying so
swearing to
standing up for
putting forth
giving an affidavit
swearing
backing up
averring
endorsing
stating
vouching for
arguing
demonstrating
testifying to
promising
pledging
showing
documenting
justifying
vindicating
alleging
claiming
pronouncing
evidencing
ascertaining
sustaining
guarantying
bearing witness
bearing witness to
proclaiming
illustrating
determining
insisting
insuring
indicating
manifesting
deposing
ensuring
revealing
evincing
exposing
presenting
circumstantiating
exhibiting
registering
pointing out
securing
seconding
sponsoring
making evident
made known
making plain
giving proof of
standing behind
giving credence to
giving one's word
showing beyond doubt
demonstrating the truth
giving substance to the fact that
sticking up for
stating on oath
witnessing to the fact that
submitting
reasserting
reaffirming
underscoring
enforcing
announcing
acknowledging
checking
buttressing
underwriting
undertaking
accrediting
giving weight to
arguing for
giving force to
authorizingUS
authorisingUK
noting
elucidating
reinforcing
projecting
pointing
prescribing
showcasing
giving an undertaking
giving an assurance
giving a pledge
giving assurances
laying down
purporting
defending
stipulating
protesting
providing
expressing
expounding
making out
adducing
clarifying
laying bare
explaining
laying out
proving to be genuine
delegating
effecting
giving substance to
showing the truth of
going bail for
giving assurance of
standing bail for
asserting under oath
speaking for
standing by
arranging
setting out
submitting proof
discovering
submitting evidence
flagging up
producing evidence
producing proof
establishing evidence
cinching
committing
making safe
locking up
contracting
setting the seal on
sewing up
icing
sealing
locking on
nailing down
clinching
taking an oath
answering for
giving grounds for
championing
advocating
deponing
reassuring
notifying
giving evidence
making a deposition
giving testimony
saying under oath
standing for
patronizingUS
providing evidence of
going with
patronisingUK
subscribing to
throwing your weight behind
going to bat for
stumping for
plunking for
plumping for
“The conditions requisite to acting as a witness of an international will shall be governed by the law under which the authorized person was designated.”
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See Also

Nearby Words
acting as broker
acting as deputy
acting as deputy for
acting as go-between
acting as guarantor of
acting as honest broker
acting as a waitress to
acting as a waiter to
acting as a team
acting as a substitute
acting as a stimulus to
acting as a spur to
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