backer

Plural: backers

Noun

• A person or entity that provides financial or other support.
• invests in a theatrical production
• One who, or that which, backs; especially one who backs an entrant in a contest, or who supports an enterprise by funding it.

Adj

• comparative form of back: more back

Examples

• My dictionary app is the silent backer of all my unusual word choices.

Synonyms

angel