concentration camp vs misery

concentration camp and misery both are nouns.

Word	Noun	Adjective	Verb	Adverb
concentration camp	Yes	No	No	No
misery	Yes	No	No	No

As nouns, misery is a hypernym of concentration camp; that is, misery is a word with a broader meaning than concentration camp:

concentration camp: a situation characterized by crowding and extremely harsh conditions
misery: a state of ill-being due to affliction or misfortune

Other hypernyms of concentration camp include miserableness, wretchedness.

concentration camp (noun)	misery (noun)
a penal camp where political prisoners or prisoners of war are confined (usually under harsh conditions)	a feeling of intense unhappiness
a situation characterized by crowding and extremely harsh conditions	a state of ill-being due to affliction or misfortune