expeiuro

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.

expējūro, āvi, v. n.,

to swear falsely , perjure one's self : expejurabant, execrabant se ac suos, Afran. ap. Non. 473, 24 (Rib. Com. Fragm. p. 188).