Colin Powell vs full general

Colin Powell and full general both are nouns.

Word	Noun	Adjective	Verb	Adverb
Colin Powell	Yes	No	No	No
full general	Yes	No	No	No

Colin Powell (noun)	full general (noun)
United States general who was the first African American to serve as chief of staff; later served as Secretary of State under President George W. Bush (born 1937)	a general officer of the highest rank