sponsor
noun
[ ˈspɒnsə ]
• a person or organization that pays for or contributes to the costs involved in staging a sporting or artistic event in return for advertising.
• "the production cost £50,000, most coming from local sponsors"
• a person who introduces and supports a proposal for legislation.
• "a leading sponsor of the bill"
sponsor
verb
• provide funds for (a project or activity or the person carrying it out).
• "Joe is being sponsored by a government training scheme"
Similar:
finance,
put up the money for,
fund,
subsidize,
underwrite,
back,
promote,
lend one's name to,
be a patron of,
act as guarantor of,
support,
foot the bill for,
pick up the tab for,
bankroll,
• introduce and support (a proposal) in a legislative assembly.
• "a Labour MP sponsored the bill"
Origin:
mid 17th century (as a noun): from Latin, from spondere ‘promise solemnly’. The verb dates from the late 19th century.