Synonyms of the word

warrantor

• n. One making a warrant to the benefit of a warrantee.

guarantor

• n. A person, or company, that gives a guarantee.

patron

• n. One who protects or supports; a defender.
• n. A regular customer, as of a certain store or restaurant.
• n. A property owner who hires a contractor for construction works.
• n. An influential, wealthy person who supported an artist, craftsman, a scholar or a noble.
• n. (historical, Roman antiquity) A master who had freed his slave but still retained some paternal rights…
• n. An advocate or pleader.
• n. (Britain, ecclestiastical) One who has gift and disposition of a benefice.
• n. (nautical) A padrone.
• v. (obsolete) To be a patron of; to patronize; to favour.

sponsor

• n. A person or organisation with some sort of responsibility for another person or organisation, especially…
• n. One that pays all or part of the cost of an event, a publication, or a media program, usually in exchange…
• v. (transitive) To be a sponsor for.

supporter

• n. A person who gives support to someone or something.
• n. Something that supports another thing.

surety

• n. Certainty.
• n. That which makes sure; that which confirms; ground of confidence or security.
• n. (law) A promise to pay a sum of money in the event that another person fails to fulfill an obligation.
• n. A substitute; a hostage.
• n. Evidence; confirmation; warrant.

warranter

• n. One who warrants, gives authority, or legally empowers.
• n. One who gives a warranty or guarantee.