composer vs Sir Noel Pierce Coward

composer and Sir Noel Pierce Coward both are nouns.

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

composer (noun)	Sir Noel Pierce Coward (noun)
someone who composes music, usually as a profession	English dramatist and actor and composer noted for his witty and sophisticated comedies (1899-1973)