shaking

The act or process of moving with a rapid vibratory motion, jolting, agitating, etc.

Specifically

A violent jolting or agitation: as, give him a good shaking.

plural Small pieces of cordage, rope, yarn, or canvas used for making oakum or paper.

verb

Present participle of shake.

noun

A movement that shakes.

noun

the act of causing something to move up and down (or back and forth) with quick movements

noun

a shaky motion