Source : Webster's Revised Unabridged Dictionary (1913)

Unshaped \Un*shaped"\, Unshapen \Un*shap"en\, a. [Pref. un- not
   + shaped, shapen.]
   Not shaped; shapeless; misshapen; deformed; ugly.

Source : WordNet®

unshapen
     adj : incompletely or imperfectly shaped; "unshaped dough";
           "unshaped timbers" [syn: {unshaped}]