1. Backer
2. Promoter
3. Advocate
4. Patron
5. Supporter
6. Financier
7. Benefactor
8. Benefactress
9. Sponsor
10. Underwriter
11. Subscriber
12. Donor
13. Advocate
14. Endorser
15. Funder
16. Bankroller
17. Promulgator
18. Subsidizer
19. Payer
20. Backer
21. Guarantor
22. Subventioner
23. Financier
24. Investor
25. Backer
26. Subventionist
27. Underwriter
28. Subsidy
29. Endorser
30. Funder

Are you looking for synonyms for the word «sponsor»? Here are the best ideas for finding other words for this term. Synonyms for this term can vary depending on the context in which it is being used. Some of the most common synonyms for «sponsor» include backer, promoter, advocate, patron, supporter, financier, benefactor, benefactress, underwriter, subscriber, donor, endorser, funder, bankroller, promulgator, subsidizer, payer, guarantor, subventioner, investor, subventionist, and subsidy. Each of these words has its own unique connotation and can be used to convey different meanings depending on the context. No matter what context you need to use the word «sponsor» in, there are plenty of synonyms to choose from that can help you express your meaning more effectively.