1) Ataxia 1) Lack of coordination 2) Unskillfulness 
• (n.) Want of coordination; lack of harmonious adjustment or action.
(in″ko-or″dĭ-na´shәn) lack of normal adjustment of muscular motions; failure to work harmoniously.
In`co·ör`di·na'tion noun Want of coördination; lack of harmonious adjustment or action. Incoördination of muscular movement (Physiol.) , 
Type: Term Pronunciation: in′kō-ōr′di-nā′shŭn Synonyms: ataxia
[n] - a lack of coordination of movements
noun a lack of coordination of movements
lack of coordination.