Lillian Hellman vs dramatist

Lillian Hellman and dramatist both are nouns.

Word	Noun	Adjective	Verb	Adverb
Lillian Hellman	Yes	No	No	No
dramatist	Yes	No	No	No

Lillian Hellman (noun)	dramatist (noun)
United States playwright; her plays were often indictments of injustice (1905-1984)	someone who writes plays