Clumsier

adjective

1. Awkward, lacking coordination, not graceful, not dextrous.

   "He's very clumsy. I wouldn't trust him with carrying the dishes."

2. Not elegant or well-planned, lacking tact or subtlety.

   "It is a clumsy solution, but it might work for now."

3. Awkward or inefficient in use or construction, difficult to handle or manage especially because of shape.