move involuntarily

English Thesaurus

1. move in an uncontrolled manner (verb.body)

hypernym	:	move,
definition	:	move so as to change position, perform a nontranslational motion (verb.motion)

hyponym	:	jerk, twitch,
definition	:	make an uncontrolled, short, jerky motion (verb.body)

hyponym	:	didder, shake,
definition	:	move with or as if with a tremor (verb.body)

hyponym	:	shiver, shudder,
definition	:	shake, as from cold (verb.body)