P / perjūrus
adjective

perjūrus

fem. perjūra · neut. perjūrum
who breaks his oath; perjured
Lit., who breaks his oath, perjured (class.): quid inter perjurum et mendacem? Cic. Rosc. Com. 16, 46: perjurissimus leno, id. ib. 7, 20: perjura Troja, Verg. A. 5, 811: perjuri arte Sinonis, id. ib. 2, 195: perjuras puellas punire, Prop. 3, 8, 53: perjura fides, Hor. C. 3, 24, 59; Juv. 13, 174.—
who lies under oath; false; lying by extension
Transf., in gen., who lies under oath, false, lying (Plautin.), Plaut. Mil. 4, 2, 74. —Comp., Plaut. Mil. 1, 1, 21; id. Trin. 1, 2, 164.—Sup.: perjurissime hominum, Plaut. Ps. 1, 3, 117; id. Rud. 5, 3, 19.