unwieldsome

From un- +‎ wieldsome.

unwieldsome (comparative more unwieldsome, superlative most unwieldsome)

1. (obsolete) Not easily wielded or managed.
   • 1567, Arthur Golding, transl., The. XV. Bookes of P. Ouidius Naso, entytuled Metamorphosis‎, London: William Seres, Book 7, p. 80:

     And as from dull vnwieldsome age to youth he backward drew:
     Euen so a liuely youthfull spright did in his heart renew

   • 1579, “Alexander the Great”, in Thomas North, transl., edited by W. H. D. Rouse, Plutarch’s Lives‎, volume 7, London: J.M. Dent, published 1899, page 89:

     […] his army was very heavy and unwieldsome to remove, for the wonderful carriage and spoils they had with them:

• unwieldy