Sir John Falstaff vs fictional character

Sir John Falstaff and fictional character both are nouns.

Word	Noun	Adjective	Verb	Adverb
Sir John Falstaff	Yes	No	No	No
fictional character	Yes	No	No	No

Sir John Falstaff (noun)	fictional character (noun)
a dissolute character in Shakespeare's plays	an imaginary person represented in a work of fiction (play or film or story)