subject vs actor

subject and actor both are nouns.

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

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

Other hypernyms of subject include doer, worker.

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

subject: a person who is subjected to experimental or other observational procedures; someone who is an object of investigation
actor: a person who acts and gets things done

Other hypernyms of subject include doer, worker.

subject (noun)	actor (noun)
something (a person or object or scene) selected by an artist or photographer for graphic representation	a theatrical performer
a branch of knowledge	a person who acts and gets things done
some situation or event that is thought about
the subject matter of a conversation or discussion
(grammar) one of the two main constituents of a sentence; the grammatical constituent about which something is predicated
(logic) the first term of a proposition
a person who owes allegiance to that nation
a person who is subjected to experimental or other observational procedures; someone who is an object of investigation

subject (adjective)	actor (adjective)
likely to be affected by something
being under the power or sovereignty of another or others
possibly accepting or permitting

subject (verb)	actor (verb)
make accountable for
cause to experience or suffer or make liable or vulnerable to
make subservient; force to submit or subdue