RichThesaurus
give an affidavit
give an affidavit
synonyms
sponsor
prove
testify
uphold
verify
say so
bear testimony
attest to
affirm
be responsible for
cosign
okay
asseverate
avert
get behind
assert
maintain
certify
back
vouch
contend
predicate
witness
put forth
declare
substantiate
swear to
act as a witness
answer for
vow
support
stand up for
profess
corroborate
swear up and down
guarantee
warrant
sign for
avow
rubberstamp
assure
confirm
give an affidavit
antonyms
reject
renounce
refute
deny
disavow