IBDA-C vs terrorist group

IBDA-C and terrorist group both are nouns.

Word	Noun	Adjective	Verb	Adverb
IBDA-C	Yes	No	No	No
terrorist group	Yes	No	No	No

IBDA-C (noun)	terrorist group (noun)
a Turkish terrorist organization that claimed responsibility for bombing a British consulate and bank in Istanbul; a violent opponent of Turkey's secular government and its ties to the European Union and NATO	a political movement that uses terror as a weapon to achieve its goals