Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun internment

3 senses of internment

Sense 1
internment -- (confinement during wartime)
       => captivity, imprisonment, incarceration, immurement -- (the state of being imprisoned; "he was held in captivity until he died"; "the imprisonment of captured soldiers"; "his ignominious incarceration in the local jail"; "he practiced the immurement of his enemies in the castle dungeon")

Sense 2
imprisonment, internment -- (the act of confining someone in a prison (or as if in a prison))
       => confinement -- (the act of restraining of a person's liberty by confining them)

Sense 3
impoundment, impounding, internment, poundage -- (placing private property in the custody of an officer of the law)
       => seizure -- (the taking possession of something by legal process)