POW camp vs prison camp

POW camp and prison camp both are nouns.

Word	Noun	Adjective	Verb	Adverb
POW camp	Yes	No	No	No
prison camp	Yes	No	No	No

As nouns, POW camp and prison camp are synonyms defined as:

Other synonyms of POW camp include internment camp, prisoner of war camp.

POW camp (noun)	prison camp (noun)
a camp for prisoners of war	a camp for trustworthy prisoners employed in government projects
	a camp for prisoners of war