I / infĭtĭātor
noun

infĭtĭātor

gen. infĭtĭātōris · gender masculine · decl. 3rd
a denier; one who denies a debt; refuses to restore a deposit
a denier, esp. one who denies a debt or refuses to restore a deposit: ille infitiator, Cic. de Or. 1, 37, 168; with fraudulentus, Sen. Ben. 3, 27: lentus, a bad debtor, Cic. Cat. 2, 10.