nuclear physicist vs Satyendra N. Bose

nuclear physicist and Satyendra N. Bose both are nouns.

Word	Noun	Adjective	Verb	Adverb
nuclear physicist	Yes	No	No	No
Satyendra N. Bose	Yes	No	No	No

nuclear physicist (noun)	Satyendra N. Bose (noun)
a physicist who specializes in nuclear physics	Indian physicist who with Albert Einstein proposed statistical laws based on the indistinguishability of particles; led to the description of fundamental particles that later came to be known as bosons