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Webster 1828 Edition

ppr.

Pulling with a jerk; suffering short spasmodic contractions.

twitching ‎(countable and uncountable, plural twitchings)

The motion of something that twitches.
- 1843, The Knickerbocker (volumes 21-22, page 73)
  Your twitchings and jouncings disturb me excessively.
compulsive birdwatching by people (twitchers) who travel long distances to see rare species

twitching

twitching ‎(comparative more twitching, superlative most twitching)