Source : Webster's Revised Unabridged Dictionary (1913)

Maladroit \Mal`a*droit"\, a. [F. See {Malice}, and {Adroit}.]
   Of a quality opposed to adroitness; clumsy; awkward;
   unskillful. -- {Mal"a*droit`ly}, adv. -- {Mal`a*droit"ness},
   n.

Source : WordNet®

maladroitly
     adv : in a maladroit manner; "he dealt with the situation
           maladroitly" [ant: {adroitly}]