Robert Floyd Curl Jr. vs chemist

Robert Floyd Curl Jr. and chemist both are nouns.

Word	Noun	Adjective	Verb	Adverb
Robert Floyd Curl Jr.	Yes	No	No	No
chemist	Yes	No	No	No

Robert Floyd Curl Jr. (noun)	chemist (noun)
American chemist who with Richard Smalley and Harold Kroto discovered fullerenes and opened a new branch of chemistry (born in 1933)	a scientist who specializes in chemistry
	a health professional trained in the art of preparing and dispensing drugs