buy at vs patronise

buy at and patronise both are verbs.

Word	Noun	Adjective	Verb	Adverb
buy at	No	No	Yes	No
patronise	No	No	Yes	No

As verbs, buy at and patronise are synonyms defined as:

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

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

buy at (verb)	patronise (verb)
do one's shopping at; do business with; be a customer or client of	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