4
stash(verb, cover, keep, obscure, suppress)
3
bolt(verb, close, fix, secure, settle)
3
bottle up(verb, expression, phrasal verb, hold, take)
3
bury(verb, cover, keep, block, obscure)
3
cache(verb, cover, keep, block, obscure)
3
cage(noun, verb, hold, close, keep)
3
contain(verb, hold, take, control, keep)
3
cover(verb, hold, restrain, block, obscure)
3
deposit(verb, keep, put, hide, store)
3
fasten(verb, hold, close, fix, secure)
3
hold(verb, stop, take, control, get)
3
hold captive(verb, expression, hold, keep, curb)
3
immure(verb, hold, circle, commit, confine)
3
impound(verb, hold, control, restrain, curb)
3
jail orgaol
3
keep secret(verb, expression, stop, cover, block)
3
latch(verb, secure, bar, fasten)
3
plant(verb, cover, keep, block, obscure)
3
put behind bars(verb, expression, idiom, hold, curb)
3
seal(verb, close, secure, bar, confirm)
11 years ago|4.4k views|share |citing 
APASmart Define. (2015). lock up thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/lock_up/thesaurus/synonyms
ChicagoSmart Define. 2015. "lock up thesaurus" https://smartdefine.org/lock_up/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, lock up thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/lock_up/thesaurus/synonyms>.
MLASmart Define. "lock up thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/lock_up/thesaurus/synonyms>