chemist vs Wilkinson

chemist and Wilkinson both are nouns.

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

chemist (noun)	Wilkinson (noun)
a scientist who specializes in chemistry	English chemist honored for his research on pollutants in car exhausts (born in 1921)
a health professional trained in the art of preparing and dispensing drugs