Hermann Emil Fischer vs chemist

Hermann Emil Fischer and chemist both are nouns.

Word	Noun	Adjective	Verb	Adverb
Hermann Emil Fischer	Yes	No	No	No
chemist	Yes	No	No	No

Hermann Emil Fischer (noun)	chemist (noun)
German chemist noted for work on synthetic sugars and the purines (1852-1919)	a scientist who specializes in chemistry
	a health professional trained in the art of preparing and dispensing drugs