chemist vs Pauling

chemist and Pauling both are nouns.

Word	Noun	Adjective	Verb	Adverb
chemist	Yes	No	No	No
Pauling	Yes	No	No	No

chemist (noun)	Pauling (noun)
a scientist who specializes in chemistry	United States chemist who studied the nature of chemical bonding (1901-1994)
a health professional trained in the art of preparing and dispensing drugs