RichThesaurus
verify
verify
synonyms
confirm
corroborate
substantiate
prove
validate
bear out
authenticate
support
establish
endorse
certify
demonstrate
justify
ratify
uphold
check
attest to
determine
affirm
show
attest
back up
warrant
give credence to
evidence
approve
swear
testify to
assert
document
aver
vindicate
make sure
bear witness to
ascertain
avow
sustain
settle
manifest
vouch for
back
make certain
guarantee
test
show to be true
witness
swan
indicate
find out
discover
more synonyms
verify
antonyms
disprove
contradict
deny
invalidate
refute
discredit
reject
oppose
controvert
repudiate
negative
belie
confute
negate
gainsay
veto
miss
break
disclaim
overturn
challenge
counter
disavow
dispute
confuse
counteract
void
put down
vanquish
expose
halt
overwhelm
blow sky high
shoot full of holes
tap
show to be false
disaffirm
refuse
destroy
undermine
fly in the face of
confound
shut up
discontinue
cancel
defeat
subvert
take on
traverse
disapprove
more antonyms