histrion vs actor

histrion and actor both are nouns.

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

As nouns, histrion and actor are synonyms defined as:

Other synonyms of histrion include player, role player, thespian.

histrion (noun)	actor (noun)
a theatrical performer	a theatrical performer
	a person who acts and gets things done