patronize vs patron

patronize is not a noun while patron is a noun.

Word	Noun	Adjective	Verb	Adverb
patronize	No	No	Yes	No
patron	Yes	No	No	No

patronize (noun)	patron (noun)
	a regular customer
	someone who supports or champions something
	the proprietor of an inn

patronize (verb)	patron (verb)
be a regular customer or client of
treat condescendingly
assume sponsorship of
do one's shopping at; do business with; be a customer or client of