Wull-hnoppa

According to the Old English Dictionary:

an;

wull-hnoppa

m. Wool-nap, the wool on a fleece :-- Wullhnoppa (printed -knoppa; but cf. hnoppian vellere, Wrt. Voc. ii. 72, 56: noppe detuberare, a noppe of clothe tuberus, Cath. Angl. 256) lanugo, Wrt. Voc. ii. 51, 66. wull-hnoppa