composer vs Edgar Varese

composer and Edgar Varese both are nouns.

Word	Noun	Adjective	Verb	Adverb
composer	Yes	No	No	No
Edgar Varese	Yes	No	No	No

composer (noun)	Edgar Varese (noun)
someone who composes music, usually as a profession	United States composer (born in France) whose music combines dissonance with complex rhythms and the use of electronic techniques (1883-1965)