Lewis & Short

pignĕrātīcĭus (-tĭus) and pignŏ-rātīcĭus (-tĭus), a, um, adj. [pignero], of or belonging to a pledge: fundus, i. e. given as a pledge, pledged, mortgaged, Dig. 13, 7, 6: creditor, who lends on a pledge, a pawnbroker, mortgagee, ib. 39, 2, 15: actio, and absol. pignĕrātīcĭa, ae, f., an action on account of a pledge, which the debtor demands back again from the creditor, ib. 13, 7, 1; 13, 9, 3; 13, 11, 2; Just. Inst. 4, 6, 28; or for a pledge which the creditor demands from the debtor, Dig. 13, 1, 32: judicium, ib. 13, 7, 24.