mobocracy vs political system

mobocracy and political system both are nouns.

Word	Noun	Adjective	Verb	Adverb
mobocracy	Yes	No	No	No
political system	Yes	No	No	No

As nouns, political system is a hypernym of mobocracy; that is, political system is a word with a broader meaning than mobocracy:

mobocracy: a political system in which a mob is the source of control; government by the masses
political system: the members of a social organization who are in power

Other hypernyms of mobocracy include form of government.

mobocracy (noun)	political system (noun)
a political system in which a mob is the source of control; government by the masses	the members of a social organization who are in power