physicist vs Rutherford

physicist and Rutherford both are nouns.

Word	Noun	Adjective	Verb	Adverb
physicist	Yes	No	No	No
Rutherford	Yes	No	No	No

physicist (noun)	Rutherford (noun)
a scientist trained in physics	British physicist (born in New Zealand) who discovered the atomic nucleus and proposed a nuclear model of the atom (1871-1937)
	British chemist who isolated nitrogen (1749-1819)