Gnídan

According to the Old English Dictionary:

ic gníde, ðú gníst, he gnít,

GNÍDAN

pl. gnídaþ; p. gnád, pl. gnidon; pp. gniden To rub, break, rub together, comminute; fricare, comminuere :-- Hys leorningcnihtas ða eár mid hyra handum gnidon his disciples rubbed the ears with their hands, Lk. Bos. 6, 1. Gif ðú gang ofer his æcer brec ða eár and gníd if thou go across his field pluck the ears and rub them, Deut. 23, 25. Nim ǽnne sticcan and gníd to sumum þinge take a stick and rub it against something, Lchdm. iii. 274, 3. Gníd ða þungana and on ufan ðæt héfd rub the temples and the top of the head, 292, 23. Gníd swíðe smale to duste rub very small, to dust, Herb. 1, 2; Lchdm. i. 70, 14. [Dan. gnide: O. H. Ger. gnítan fricare.] DER. for-gnídan, ge-. gnidan