unmanageable

adjective

1. 1

   incapable of being controlled or managed

   uncontrollable children

   an uncorrectable habit

2. 2

   hard to control

   a difficult child", "an unmanageable situation

3. 3

   difficult to solve or alleviate

   uncontrollable pain

4. 4

   difficult to use or handle or manage because of size or weight or shape

   we set about towing the unwieldy structure into the shelter

   almost dropped the unwieldy parcel