arrogator vs actor

arrogator and actor both are nouns.

Word	Noun	Adjective	Verb	Adverb
arrogator	Yes	No	No	No
actor	Yes	No	No	No

As nouns, actor is a hypernym of arrogator; that is, actor is a word with a broader meaning than arrogator:

arrogator: a person who through conceit makes pretentious claims to rights or advantages that he or she is not entitled to or to qualities that he or she does not possess
actor: a person who acts and gets things done

Other hypernyms of arrogator include doer, worker.

arrogator (noun)	actor (noun)
a person who through conceit makes pretentious claims to rights or advantages that he or she is not entitled to or to qualities that he or she does not possess	a theatrical performer
	a person who acts and gets things done