Synonyms and related words :
boor, bumpkin, butterfingers, clod, clodhopper, clumsy, dub, duffer, foozler, foul-up, fumble-fist, gawk, gawky, goof, goofball, goofer, hayseed, hick, klutz, lobster, looby, lout, lubber, lug, lump, muff, muffer, oaf, palooka, rube, slob, stumblebum, stumblebunny, yokel