Ape, 6 letters
Clodpate, 6 letters
Foozler, 6 letters
Klutz, 6 letters
Oaf, 6 letters
Stumblebum, 6 letters
An awkward stupid person, 6 letters
Butterfingers, 8 letters
Cabbageheads, 8 letters
Doofusy guys, 8 letters
Oafs, 8 letters
Stumblebums, 8 letters
They're clumsy, 8 letters