Sir James Dewar vs chemist

Sir James Dewar and chemist both are nouns.

Word	Noun	Adjective	Verb	Adverb
Sir James Dewar	Yes	No	No	No
chemist	Yes	No	No	No

Sir James Dewar (noun)	chemist (noun)
Scottish chemist and physicist noted for his work in cryogenics and his invention of the Dewar flask (1842-1923)	a scientist who specializes in chemistry
	a health professional trained in the art of preparing and dispensing drugs