Also known as: 痙攣, 痉挛, 抽搐
Sudden, involuntary, sharp movements in response to agitation or stimulation. Usually denoted by jagged Motion Lines or the moving body part having a jagged outline. May be Animated without these techniques.
Use for momentary motions, not for sustained motions like shivering or Trembling. See Flinch for similar motions in response to surprise or shock.
For the website, see Twitch.Tv.
