Cnucian

According to the Old English Dictionary:

cnucigan;

CNUCIAN

p. ode; pp. od To KNOCK, beat, pound; pulsare, tundere, pertundere :-- Cnuciaþ and eów biþ ontýned pulsate et aperietur vobis, Mt. Bos. 7, 7: Lk. Bos. 11, 9. Ðám cnuciendum biþ ontýned pulsanti aperietur, Mt. Bos. 7, 8: Lk. Bos. 11, 10. He cnucode æt ðære dura he knocked at the door, Homl. Th. ii. 382, 17, 22. Ic cnucige tundo, pertundo, Ælfc. Gr. 28, 7; Som. 32, 56, 65. Ða leáf cnuca on ánum mortere pound the leaves in a mortar, Herb. 41, 4; Lchdm. i. 142, 18: 57, 1; Lchdm. i. 158, 20: 63, 7; Lchdm. i. 166, 29: 64; Lchdm. i. 168, 5: 65; Lchdm. i. 168, 11. Cnucige ealle ða wyrta pound all the herbs, Lchdm. i. 382, 15. [Prompt. knokkyn': UNCERTAIN Wyc. Piers P. knocken: Chauc. knocke: Plat. knukken to utter a deep sound: Icel. knoka: Wel. cnociaw: Corn. cnoucye.] DER. ge-cnucian. cnucian,cnocian