Cnyll

According to the Old English Dictionary:

es;

CNYLL

m. A KNELL, sound of a bell; signum campanæ :-- Hwílon ic gehýre cnyll and ic aríse aliquando audio signum el surgo, Coll. Monast. Th. 35, 29. [Prompt. knyll-ynge tintillacio: Relq. Ant. W. ii. 31, cnul sound of a bell: Ger. knall, m. fragor, crepitus: Dan. knald, n.sound: Swed. knall, m. a loud noise: Wel. cnul, cnull, m. a passing bell.] cnyll