frequent vs patronize

frequent is an adjective but patronize is not an adjective.

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

As verbs, frequent and patronize are synonyms defined as:

frequent and patronize: do one's shopping at; do business with; be a customer or client of

Other synonyms of frequent include buy at, patronise, shop, shop at, sponsor.

frequent (adjective)	patronize (adjective)
coming at short intervals or habitually
frequently encountered

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