stupor (a state close to unconsciousness)catalepsy (trance seizure with rigid body)waxy flexibility (limbs stay in the position another person puts them in)mutism (lack of verbal response)negativism (lack of response stimuli or instruction)posturing (holding a posture that fights gravity)mannerism (odd and exaggerated movements)stereotypy (repetitive movements for no reason)agitation (not influenced by eternal stimuli)grimacing (contorted facial movements)echolalia (meaningless repetition of another person’s word)echopraxia (meaningless repetition of another person’s movements).
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