composer vs Beethoven

composer and Beethoven both are nouns.

Word	Noun	Adjective	Verb	Adverb
composer	Yes	No	No	No
Beethoven	Yes	No	No	No

composer (noun)	Beethoven (noun)
someone who composes music, usually as a profession	the music of Beethoven
	German composer of instrumental music (especially symphonic and chamber music); continued to compose after he lost his hearing (1770-1827)