Related Clues:

• Dim bulbs
• Loutish sorts
• Epitomes of stubbornness
• Thickheads
• Braying beasts
• Klutzy types
• Bumbling ones
• Long-eared equines
• Mules, hinnies and such
• Hinny and ninny, e.g.
• Cart pullers
• Stumblebums
• Bungling sorts
• Mules
• Clumsy bumblers