Caesarism vs autarchy

Caesarism and autarchy both are nouns.

Word	Noun	Adjective	Verb	Adverb
Caesarism	Yes	No	No	No
autarchy	Yes	No	No	No

As nouns, autarchy is a hypernym of Caesarism; that is, autarchy is a word with a broader meaning than Caesarism:

Caesarism: a form of government in which the ruler is an absolute dictator (not restricted by a constitution or laws or opposition etc.)
autarchy: a political system governed by a single individual

Other hypernyms of Caesarism include autocracy.

Caesarism (noun)	autarchy (noun)
a form of government in which the ruler is an absolute dictator (not restricted by a constitution or laws or opposition etc.)	a political system governed by a single individual
	economic independence as a national policy