purpresture
Pur*pres"ture, n. Etym: [Probably corrupted (see Prest) fr. OF. pourprisure, fr. pourprendre: cf. LL. purprestura. Cf. Purprise.] (Law) Defn: Wrongful encroachment upon another's property; esp., any encroachment upon, or inclosure of, that which should be common or public, as highways, rivers, harbors, forts, etc. [Written also pourpresture.]