זִיף to forge, falsify, counterfeit.
    — Pi. - זִיֵּף he forged, falsified, counterfeited, adulterated.
    — Pu. - זֻיַּף was forged, was counterfeited, was adulterated.
    — Nith. - נִזְדַּיֵּף (of s.m.). [JAram., Mand. זֵיפָא, Syr. זֵאפָא (= cover, covering), from Akka. zi’pu, zīpu (= form, signature). Arab. zayf (= falseness, false, spurious, forged, counterfeit, falsified money), zāfa (= was false, was spurious), are Aram. loan words.] Derivatives: זִיּוּף, זַיְּפָן, הִזְדַּיְּפוּת, מְזֻיָּף.