Crumble

krum′bl, v.t. to break into crumbs: to scatter in crumbs.— v.i. to fall into small pieces: to decay.— n. a crumb: that which crumbles easily.— adj. Crumb′ly , apt to crumble, brittle. [Orig. dim. of Crumb ; Dut. kruimelen ; Ger. krümeln .]