affiant/əˈfaɪənt/EtymologyFrom affy (“(obsolete) to have faith in, trust; to formally affirm or promise; etc.”) + -ant (suffix forming agent nouns from verbs).nounAn individual witness whose statement is contained in an affidavit; (generally) an individual who makes a sworn deposition; a deponent.“This affiant looked at the wound after Mr. M‘Credie was dead, and from its appearance, which was very large, was of opinion that it was occasioned by a ball and two or three buck short. And farther this affiant saith not.”