organized crime vs social group

organized crime and social group both are nouns.

Word	Noun	Adjective	Verb	Adverb
organized crime	Yes	No	No	No
social group	Yes	No	No	No

As nouns, social group is a hypernym of organized crime; that is, social group is a word with a broader meaning than organized crime:

organized crime (noun)	social group (noun)
underworld organizations	people sharing some social relation