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synonyms
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make sure
warrant
secure
assure
insure
cinch
ensure
put on ice
clinch
lock
lock up
guarantee
confirm
make certain
arrange
have a lock on
security
word of honor
assurance
make safe
okay
profession
rain or shine
shoo-in
set
support
assertion
insurance
pledge
safeguard
declaration
guard
set out
sure thing
effect
certify
seal
oath
vow
ice
affirmation
protect
provide
word
promise
establish
warranty
complete
lock on
antonyms
distrust
doubt