internment vs intern

internment and intern both are nouns.

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

internment (noun)	intern (noun)
the act of confining someone in a prison (or as if in a prison)	an advanced student or graduate in medicine gaining supervised practical experience
placing private property in the custody of an officer of the law
confinement during wartime

internment (verb)	intern (verb)
	deprive of freedom
	work as an intern