playwright vs Aeschylus

playwright and Aeschylus both are nouns.

Word	Noun	Adjective	Verb	Adverb
playwright	Yes	No	No	No
Aeschylus	Yes	No	No	No

playwright (noun)	Aeschylus (noun)
someone who writes plays	Greek tragedian; the father of Greek tragic drama (525-456 BC)