Odd Hassel vs chemist

Odd Hassel and chemist both are nouns.

Word	Noun	Adjective	Verb	Adverb
Odd Hassel	Yes	No	No	No
chemist	Yes	No	No	No

Odd Hassel (noun)	chemist (noun)
Norwegian chemist noted for his research on organic molecules (1897-1981)	a scientist who specializes in chemistry
	a health professional trained in the art of preparing and dispensing drugs