PPK vs terrorist group

PPK and terrorist group both are nouns.

Word	Noun	Adjective	Verb	Adverb
PPK	Yes	No	No	No
terrorist group	Yes	No	No	No

PPK (noun)	terrorist group (noun)
a Marxist-Leninist terrorist group of Kurds trying to establish an independent Kurdish state in eastern Turkey	a political movement that uses terror as a weapon to achieve its goals