Athetosis is a 9 letter English word.
You can make 349 anagrams from letters in athetosis (aehiosstt).
1870-75; Greek áthet(os) not placed (a- a-6 + thetós, equivalent to the- (stem of tithénai to set, put) + -tos verbid suffix) + -osis
More unusual is the rhythmical closing and opening of the hand, successively, of athetosis.