hostage

to capture someone to be a hostage

to allow a hostage to go free, often as a result of demands being met

to keep someone as a prisoner to force others to do something

to continue to hold someone as a prisoner or hostage

to take people to be hostages suddenly and often violently

to set a hostage at liberty; to release them from captivity

to save a hostage from a dangerous situation, typically involving force

to cause the death of a hostage

to kill a hostage, especially as a planned punishment