1lawpurprestor, usurper, one who makes an encroachment:
(
c.1292; MS: c.1300
)
Endreit de purprestures voloms qe les nusauntes (var. (W: s.xiv) nusantes porprestures) soint ostez a coustages de ceux qi lé averount fet (var. (A: s.xiv) des provours; (W: s.xiv) des fesours; (M: s.xivin) dé purpresturs; (C: s.xiv1/3) des purpernours)i 74.9