Imprisonment
Part of speech: noun
Definition: A confinement in a place, especially a prison.
Example sentence: Fashion should be a form of escapism, and not a form of imprisonment.
Internment
Part of speech: noun
Definition: Confinement within narrow limits, as of foreign troops, to the interior of a country.
Example sentence: I have two passions in my life. One is to raise the awareness of the internment of Japanese-American citizens. My other passion is the theater. And I've been able to wed the two passions.