Synonyms and related words :
anarchy, ball up, bitch, bitch up, bloomer, blooper, blow, bobble, bollix, bollix up, bonehead into it, bonehead play, boner, boo-boo, boob stunt, boot, bugger, bugger up, butterfingers, chaos, clumsy, complicate, confound, confuse, confusion, cook, crab, cramp, crimp, drop a brick, drop the ball, dub, duff, duffer, dumb trick, embrangle, entangle, fabulous formless darkness, flub, fluff, fool mistake, foozle, foozler, fumble, fumble-fist, garble, goof, goof up, goofball, goofer, gum, gum up, hash up, hassle, hick, howler, implicate, involve, jumble, knot, license, louse up, louse-up, lummox, lump, mess up, misrule, mix up, mix-up, morass, muck up, muck-up, muddle, muff, muffer, perplex, pi, play hell with, play hob with, pratfall, pull a boner, queer, ramify, ravel, riffle, rube, scramble, screamer, screw up, screw-up, shuffle, sink, slob, snafu, snarl, snarl up, stumblebum, stumblebunny, tangle, tumble