chemist vs Dorothy Mary Crowfoot Hodgkin

chemist and Dorothy Mary Crowfoot Hodgkin both are nouns.

Word	Noun	Adjective	Verb	Adverb
chemist	Yes	No	No	No
Dorothy Mary Crowfoot Hodgkin	Yes	No	No	No

chemist (noun)	Dorothy Mary Crowfoot Hodgkin (noun)
a scientist who specializes in chemistry	English chemist (born in Egypt) who used crystallography to study the structure of organic compounds (1910-1994)
a health professional trained in the art of preparing and dispensing drugs