We don't have synonyms for acathisia yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are akathisia, acathexia and cathisma.
(n) :
Alternative spelling of akathisia. [(medicine) A sensation of restlessness characterized by an inability to sit still/down or remain motionless/seated, arising from a subjective need or desire to move, often coinciding with the sensation of twitching of muscles, often as a side effect of psychiatric medications.]
(n) :
Alternative spelling of akathisia. [(medicine) A sensation of restlessness characterized by an inability to sit still/down or remain motionless/seated, arising from a subjective need or desire to move, often coinciding with the sensation of twitching of muscles, often as a side effect of psychiatric medications.]