terrorist group vs Islamic Group

terrorist group and Islamic Group both are nouns.

Word	Noun	Adjective	Verb	Adverb
terrorist group	Yes	No	No	No
Islamic Group	Yes	No	No	No

terrorist group (noun)	Islamic Group (noun)
a political movement that uses terror as a weapon to achieve its goals	a terrorist organization of militant Islamists organized into tiny cells of extreme fundamentalists; emerged during the 1970s mainly in Egyptian jails
	a clandestine group of southeast Asian terrorists organized in 1993 and trained by al-Qaeda; supports militant Muslims in Indonesia and the Philippines and has cells in Singapore and Malaysia and Indonesia