patronize in WordNet English dictionary

1. do one's shopping at; do business with; be a customer or client of
   patronize  patronise  shop  shop at  buy at  frequent  sponsor 
   
2. treat condescendingly
   patronize  patronise  condescend 
   
3. be a regular customer or client of
   "We patronize this store"; "Our sponsor kept our art studio going for as long as he could"
   patronize  patronise  patronage  support  keep going 
   
4. assume sponsorship of
   sponsor  patronize  patronise