mob vs organized crime

mob and organized crime both are nouns.

Word	Noun	Adjective	Verb	Adverb
mob	Yes	No	Yes	No
organized crime	Yes	No	No	No

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

mob: a loose affiliation of gangsters in charge of organized criminal activities
organized crime: underworld organizations

Other hypernyms of mob include gangdom, gangland.

mob (noun)	organized crime (noun)
a disorderly crowd of people	underworld organizations
an association of criminals
a loose affiliation of gangsters in charge of organized criminal activities

mob (verb)	organized crime (verb)
press tightly together or cram