Exact Match:
- lock in
- place in a place where something cannot be removed or someone cannot escape; "The parents locked her daughter up for the weekend"; "She locked her jewels in the safe"
- close with or as if with a tight seal; "This vacuum pack locks in the flavor!"
Synonyms:
- bolt in,
- bottle up,
- cast in prison,
- clap in jail,
- clap up,
- cork up,
- gaol,
- hold captive,
- hold in,
- hold in captivity,
- hold prisoner,
- immure,
- imprison,
- incarcerate,
- inhibit,
- intern,
- jail,
- jug,
- keep,
- keep in,
- lock up,
- maintain,
- preserve,
- repress,
- retain,
- save,
- save up,
- suppress,
- throw into jail