internment vs seizure

internment and seizure both are nouns.

Word	Noun	Adjective	Verb	Adverb
internment	Yes	No	No	No
seizure	Yes	No	No	No

As nouns, seizure is a hypernym of internment; that is, seizure is a word with a broader meaning than internment:

internment: placing private property in the custody of an officer of the law
seizure: the taking possession of something by legal process

internment (noun)	seizure (noun)
the act of confining someone in a prison (or as if in a prison)	the taking possession of something by legal process
placing private property in the custody of an officer of the law	the act of forcibly dispossessing an owner of property
confinement during wartime	the act of taking of a person by force
	a sudden occurrence (or recurrence) of a disease