William Nunn Lipscom Jr. vs chemist

William Nunn Lipscom Jr. and chemist both are nouns.

Word	Noun	Adjective	Verb	Adverb
William Nunn Lipscom Jr.	Yes	No	No	No
chemist	Yes	No	No	No

William Nunn Lipscom Jr. (noun)	chemist (noun)
United States chemist noted for his theories of molecular structure (born in 1919)	a scientist who specializes in chemistry
	a health professional trained in the art of preparing and dispensing drugs