doctor vs Aletta Jacobs

doctor and Aletta Jacobs both are nouns.

Word	Noun	Adjective	Verb	Adverb
doctor	Yes	No	Yes	No
Aletta Jacobs	Yes	No	No	No

doctor (noun)	Aletta Jacobs (noun)
children take the roles of physician or patient or nurse and pretend they are at the physician's office	Dutch physician who opened the first birth control clinic in the world in Amsterdam (1854-1929)
a licensed medical practitioner
a person who holds Ph.D. degree (or the equivalent) from an academic institution

doctor (verb)	Aletta Jacobs (verb)
give medical treatment to
alter and make impure, as with the intention to deceive
restore by replacing a part or putting together what is torn or broken