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1. Assume sponsorship of
   - patronize, patronise [Brit]
    
2. Assume responsibility for or leadership of
   "The senator announced that he would sponsor the health care plan"
    
3. Do one's shopping at; do business with; be a customer or client of
   - patronize, patronise [Brit], shop, shop at, buy at, frequent

1. Someone who supports or champions something
   - patron, supporter
    
2. An advocate who presents a person (as for an award or a degree or an introduction etc.)
   - presenter [Brit]

Derived forms: sponsoring, sponsors, sponsored

Type of: advocate, advocator, back up, benefactor, exponent, helper, proponent, support

Encyclopedia: Sponsor