RichThesaurus
have a lock on
have a lock on
synonyms
lock up
put on ice
cinch
confirm
guarantee
ice
set
clinch
nail down
repeat
swear on bible
insured
on ice
complete
make sure
maintain
lock on
sure
rubber-stamp
swear
plighted
vouch
ascertained
attest
assure
ratify
seal
lock
insure
sealed
sure-fire
pronounce
say so
attested
swear up and down
okay
ensure
sure enough
predicate
insist
secured
secure
testify
profess
warranted
protected
pledged
witness
state
approved
more synonyms
have a lock on
antonyms
negate
unsure
insecure
indefinite
veto
uncertain
nullify
deny