hummock, hommock

[English hump; dim in. suff. -ock.] 1. A mound, hillock, or rise of ground above a level surface. "We discovered an elevated land to the south of this, It first appeared in detached hummocks."-Cook: Second Voyage , bk. iii., ch. iv. 2. A protuberance or ridge formed by pre ure or force in an ice-field. 3. Fertile and timbered land.