noun. Trembling; fear; agitation.

a. & n. from quake, v.

an American species of poplar (Populus tremuloides), the leaves of which tremble in the lightest breeze. It much resembles the European aspen. See Aspen.

a bog of forming peat so saturated with water that it shakes when trodden upon.

Rattlesnake grass (Glyceria Canadensis).

noun. The action of the verb to quake.

adjective. That shakes or shivers.

verb. Present participle of quake.

"The term quaking bog is derived from the quaking sensation one feels while walking across these floating vegetative mats."

quaking aspen  quaking bog  

aching  baking  braking  breaking  faking  

agitation  ague  aquiver  aspen  bumpiness  

quake  

quake