Muff, Bungle, Mess up, Botch, Mishandle, Bodge, Botch up, Flub, Screw up, Fluff, Bumble, Louse up, Fumble, Bollix, Blow, Muck up, Fuck up, Spoil, Ball up, Bobble, Foul up, Ball, Ballock, Orchis, Egg, Testis, Nut, Testicle

(Noun : One of the two male reproductive glands that produce spermatozoa and secrete androgens)
(Verb : Make a mess of, destroy or ruin)