blundery

adjective3

1. •
   Characterised or marked by blunders or mistakes; messed up.
2. •
   Apt or prone to cause blunders; troublesome; difficult; problematic.

   • His little Rose was so pretty; she had such a quick appreciation of wit, and was so un-blundery in her gaiety. — 1881
3. •
   Moving blindly or clumsily; blundering.

   • The air is full of wings, / And of blundery beetle-things / That warn you with their whirring and their humming. — 1948