Source : Webster's Revised Unabridged Dictionary (1913)

Unwilled \Un*willed"\, a. [1st pref. un- + will.]
   Deprived of the faculty of will or volition. --Mrs. Browning.

Source : WordNet®

unwilled
     adj 1: without deliberate intent; "my heart with unwilled love grew
            warm"- George Macdonald [syn: {unintentional}]
     2: without deliberate volition