playwright vs Sir Noel Pierce Coward

playwright and Sir Noel Pierce Coward both are nouns.

Word	Noun	Adjective	Verb	Adverb
playwright	Yes	No	No	No
Sir Noel Pierce Coward	Yes	No	No	No

playwright (noun)	Sir Noel Pierce Coward (noun)
someone who writes plays	English dramatist and actor and composer noted for his witty and sophisticated comedies (1899-1973)