unmanageable in WordNet English dictionary

1. hard to control
   "a difficult child", "an unmanageable situation"
   unmanageable  difficult 
   
2. incapable of being controlled or managed
   "uncontrollable children"; "an uncorrectable habit"
   uncontrollable  uncorrectable  unmanageable 
   
3. difficult to solve or alleviate
   "uncontrollable pain"
   uncontrollable  unmanageable 
   
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"
   unwieldy  unmanageable 
   

unmanageable in English Wiktionary