booby
berk (Brit. slang) blockhead, charlie (Brit. informal) coot, dickhead (slang) dickwit (slang) dimwit (informal) dipstick (Brit. slang) divvy (Brit. slang) dork (slang) duffer (informal) dunce, dweeb (U.S. slang) fathead (informal) fool, fuckwit (taboo slang) geek (slang) gobshite (Irish taboo slang) gonzo (slang) goof (informal) idiot, jerk (slang, chiefly U.S. & Canad.) lamebrain (informal) muggins (Brit. slang) nerd or nurd (slang) nitwit, numbskull or numskull, numpty (Scot. informal) oaf, pillock (Brit. slang) plank (Brit. slang) plonker (slang) prat (slang) prick (slang) schmuck (U.S. slang) simpleton, twit (informal, chiefly Brit.) wally (slang) weenie (U.S. informal)