The offensive names for calling someone with autism is retard, dumdum,blockhead, dunce, dunderhead hammerhead, knucklehead, loggerhead, lunkhead, muttonhead, numskull, poor fish, pudden-head, pudding head, stupe

addlehead. ahead. airhead. arrowhead. baldhead. bankhead. beachhead. behead. bighead. bitthead. blackhead. blockhead. bluehead. bonehead. bonnethead. bowhead. bridgehead. bufflehead. bulkhead. bullethead. bullhead. clubhead. crosshead. deadhead. dragonhead. drumhead. dunderhead. egghead. fathead. fiddlehead. figurehead. flathead. floodhead. forehead. fountainhead. godhead. hammerhead. hogshead. horsehead. hothead. knucklehead. letterhead. loggerhead. maidenhead. masthead. muttonhead. nailhead. overhead. pinhead. pithead. pothead. railhead. redhead. roundhead. saphead. shovelhead. showerhead. skinhead. sleepyhead. snakehead. spearhead. spreadhead. staghead. stairhead. stephead. subhead. swellhead. thickhead. trailhead. turtlehead. warhead. wellhead. whitehead.

birdbrain, blockhead, bonehead, clod, cretin, dimwit, dolt, dope, dunce, dunderhead, halfwit, idiot, ignoramus, imbecile, lamebrain, moron, nincompoop, ninny, nitwit, numbskull, oaf, simpleton, stooge

fool, ass, halfwit, dunce, dolt, ignoramus, cretin, moron, imbecile, simpleton; dope, ninny, nincompoop, chump, dimwit, dumbo, dummy, dum-dum, loon, dork, sap, jackass, blockhead, jughead, bonehead, knucklehead, fathead, butthead, numbskull, numbnuts, dumb-ass, doofus, clod, dunderhead, ditz, lummox, knuckle-dragger, dipstick, thickhead, meathead, meatball, wooden-head, airhead, pinhead, lamer, lamebrain, peabrain, birdbrain, mouth-breather, scissorbill, jerk, nerd, donkey, nitwit, twit, boob, twerp, hoser, schmuck, bozo, turkey, chowderhead, dingbat, mook;