Lewis & Short

Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.

pējĕro, or, in the orig. form, perjūro (Vulg. Lev. 19, 12; id. Matt. 5, 33), and per-jĕro (Plaut. Trin. 1, 1, 9; id. Truc. 1, 1, 9), āvi, ātum, 1, v. n. [per-juro], to swear falsely, to forswear or perjure one’s self.

  1. I. Lit.: non enim falsum jurare pejerare (al. perjurare) est, sed quod ex animi tui sententiā juraris, sicut verbis concipitur more nostro, id non facere perjurium est, Cic. Off. 3, 29, 108; cf.: illum verbis conceptis pejerasse, id. Clu. 48, 134; Plaut. As. 3, 2, 16; Quint. 5, 11, 13: 5, 6, 2; Cic. Rosc. Com. 16, 46: qui facile ac palam mentitur, pejerabit, Quint. 5, 10, 87: de aliquā re, Mart. 7, 20, 6: hic putat esse deos, et pejerat, Juv. 13, 91: per consulatum pejerat Vatinius, by the consulship, Cat. 52, 3.
    With acc.: Stygias qui pejerat undas, by the waters of the Styx, Luc. 6, 749; cf.: alii in ipso Capitolio fallunt ac fulminantem perjurant Jovem, Plin. 2, 7, 5, § 21 Sillig N. cr.
    Poet.: bel. lum pejerans, oath-breaking, treaty-breaking war, Stat. S. 4, 3, 4.
          1. (β) Poet. in part. perf. pass.: jus pejeratum, a false oath (analog. to jus jurandum), Hor. C. 2, 8, 1: et perjuratos in mea damna deos, offended by perjury, Ov. Am. 3, 11, 22.
  2. II. Transf., in gen., to lie (Plautin.): perge: optime hercle perjuras, Plaut. Poen. 2, 34: da pignus, ni nune perjures, id. ib. 5, 4, 72; id. Merc. 3, 1, 42.

perjūro, āre, v. pejero.