John vs book

John and book both are nouns.

Word	Noun	Adjective	Verb	Adverb
John	Yes	No	No	No
book	Yes	No	Yes	No

John (noun)	book (noun)
the last of the four Gospels in the New Testament	physical objects consisting of a number of pages bound together
(New Testament) disciple of Jesus; traditionally said to be the author of the 4th Gospel and three epistles and the book of Revelation	a number of sheets (ticket or stamps etc.) bound together on one edge
youngest son of Henry II; King of England from 1199 to 1216; succeeded to the throne on the death of his brother Richard I; lost his French possessions; in 1215 John was compelled by the barons to sign the Magna Carta (1167-1216)	a written work or composition that has been published (printed on pages bound together)
	a written version of a play or other dramatic composition; used in preparing for a performance
	a compilation of the known facts regarding something or someone
	a major division of a long written composition
	a collection of rules or prescribed standards on the basis of which decisions are made
	a collection of playing cards satisfying the rules of a card game
	a record in which commercial accounts are recorded

John (verb)	book (verb)
	engage for a performance
	record a charge in a police register
	arrange for and reserve (something for someone else) in advance
	register in a hotel booker