2jerky 
/ˈʤɚki/ adjective
jerk·i·er; jerk·i·est /ˈʤɚki/ adjective 1 : marked by quick rough motions or sudden starts and stops
▪ He made jerky movements. ▪ The movie was jerky and hard to watch. 2 informal : foolish, stupid, or rude
▪ jerky behavior
▪ He made jerky movements. ▪ The movie was jerky and hard to watch.
▪ jerky behavior
— jerk·i·ly /ˈʤɚkəli/ adverb
▪ The train moved jerkily into the station.
/ˈʤɚkəli/ adverb ▪ The train moved jerkily into the station.
— jerk·i·ness /ˈʤɚkinəs/ noun [noncount]
▪ the jerkiness of her movements ▪ I can't believe his jerkiness!
/ˈʤɚkinəs/ noun [noncount] ▪ the jerkiness of her movements ▪ I can't believe his jerkiness!
