Vocabulary/Moron

Moron Definition
/ˈmôrˌän/  -  noun/informal

1.) A stupid person.

Examples

 * Johnny was a total moron for failing his vocabulary quiz.
 * The child acted like a moron and got his arms broken as a result
 * Maxwell scored a higher grade than the moron who decided not to study for himself.
 * "You moron, you broke my laptop!"
 * Jason was a moron because he didn't understand how to solve the problem, 1 + 1

Synonyms
fool, idiot, ass, blockhead, dunce, dolt, ignoramus, imbecile, cretin, dullard, simpleton, clod, nitwit, halfwit, dope, ninny, nincompoop, chump, dimwit, dingbat, dipstick, goober, coot, goon, dumbo, dummy, ditz, dumdum, fathead, numbskull, numbnuts, dunderhead, thickhead, airhead, butthead, flake, lamer, lamebrain, zombie, nerd, peabrain, birdbrain, scissorbill, jughead, mouth-breather, jerk, donkey, twit, goat, dork, twerp, hoser, schmuck, bozo, boob, turkey, schlep, chowderhead, dumbhead, goofball, goof, goofus, galoot, lummox, knuckle-dragger, klutz, putz, schlemiel, sap, meatball, dumb cluck, mook

Antonyms
genius, brain, smart