terrorist act vs NPA

terrorist act and NPA both are nouns.

Word	Noun	Adjective	Verb	Adverb
terrorist act	Yes	No	No	No
NPA	Yes	No	No	No

terrorist act (noun)	NPA (noun)
the calculated use of violence (or the threat of violence) against civilians in order to attain goals that are political or religious or ideological in nature; this is done through intimidation or coercion or instilling fear	a terrorist organization that is the militant wing of the Communist Party of the Philippines; a Maoist organization formed to overthrow the government; uses hit squads called Sparrow Units; opposes United States military presence in the Philippines