armed services vs peacekeeping

armed services and peacekeeping both are nouns.

Word	Noun	Adjective	Verb	Adverb
armed services	Yes	No	No	No
peacekeeping	Yes	Yes	No	No

armed services (noun)	peacekeeping (noun)
the military forces of a nation	the activity of keeping the peace by military forces (especially when international military forces enforce a truce between hostile groups or nations)

armed services (adjective)	peacekeeping (adjective)
	of or relating to the preservation of peace between hostile groups by international military forces