quaking

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).

The action of the verb to quake.

That shakes or shivers.

Present participle of quake.