Fatuous

Adjective

 * 1) Obnoxiously stupid, vacantly silly, content in one's foolishness.

Adverbs for Fatuous
unspeakably; tiresomely; foolishly; vacuously; inanely; idiotically; senselessly; absurdly; waggishly; terribly; preposterously; egregiously; intolerably; emptily; nonsensically; bombastically; pompously; absurdly;vaguely; insignificantly; ordinarily; habitually; frivolously; inconsequentially; endlessly; wearily; plaguedly.

Synonyms for Fatuous

 * childish, imbecilic, inane, insipid, puerile
 * foolish, stupid, silly, idiotic, dull, dense, dimwitted, ignorant.

Antonyms for Fatuous
sensible, intelligent, bright, keen, clever, smart, knowledgeable, realistic.

Thesaurus
fatuity, fatuously, fatuousness, absurd, air-built, airy, apish, asinine, barren, batty, befooled, beguiled, besotted, blank, blankminded, bootless, brainless, buffoonish, calm, catchpenny, chimerical, cloud-built, cockeyed, counterproductive, crazy, credulous, daffy, daft, dazed, dizzy, doting, dreamlike, dumb, effete, empty, empty-headed, ethereal, etiolated, fanciful, fatuitous, feckless, flaky, flimsy, fond, fool, foolheaded, foolish, fribble, fribbling, frivolous, frothy, fruitless, fuddled, futile, gaga, gaseous, goofy, gossamery, gulled, hollow, idiotic, idle, illusory, imaginary, imbecile, inadequate, inane, incogitant, ineffective, ineffectual, inefficacious, inept, infatuated, inoperative, insane, insensate, invalid, kooky, light, loony, mad, maudlin, moronic, nirvanic, nugacious, nugatory, nutty, oblivious, of no force, otiose, passive, phantomlike, quietistic, rarefied, relaxed, sappy, screwy, senseless, sentimental, shadowy, shallow, silly, slender, slight, spirituous, sterile, stupid, subtile, subtle, superficial, tenuous, thoughtfree, thoughtless, tranquil, trifling, trite, trivial, unavailing, unideaed, unintellectual, unoccupied, unreal, unreasoning, unthinking, unwitty, useless, vacant, vacuous, vain, vapid, vaporous, wacky, weak-minded, wet, windy, witless

Etymology
From fatuus:.

Translations

 * Armenian:
 * Dutch:, onwijs
 * French:, ,
 * German: ,
 * Italian:


 * Latin:
 * Mandarin:
 * Scottish Gaelic: baoth, amaideach, gòrach
 * Spanish: