Synonyms for Fatuous:

• adj.

  •crazy (adjective)
  • out of reason,
  • goofy,
  • ill conceived,
  • most ill-conceived,
  • un workable,
  • in appropriate,
  • illconceived,
  • more ridiculous,
  • out reason,
  • in-appropriate,
  • more ill-conceived,
  • short sighted,
  • un-workable,
  • half baked,
  • ludicrous,
  • most illconceived,
  • most ill conceived,
  • more illconceived,
  • loony,
  • more ill conceived,
  • most derisory,
  • halfbaked,
  • more impracticable,
  • more derisory,
  • out all reason.
  •dizzy (adjective)
  • emptyheaded,
  • Feather-brained.
  •doting (adjective)
  • doting,
  • fonder,
  • struck,
  • lovesome.
  •empty (adjective)
  • in expressive,
  • insincere,
  • in sipid,
  • in-effectual,
  • in sincerest,
  • meaningless,
  • in-expressive,
  • trivial,
  • in-sincere,
  • in-sincerer,
  • un-satisfactory,
  • in sincerer,
  • dis honest,
  • un satisfactory,
  • dis-honest,
  • un substantial,
  • un-intelligent,
  • in-sipid,
  • un real,
  • de void,
  • un-substantial,
  • un intelligent,
  • in effectual,
  • in sincere,
  • de-void,
  • in-sincerest,
  • un-real,
  • empty.
  •foolish (adjective)
  • injudicious,
  • ill-considered,
  • kooky,
  • tomfool,
  • zany,
  • loopy,
  • nerdy,
  • cockamamy,
  • imbecilic,
  • halfwitted.
  •gaga (adjective)
  • around bend,
  • MAER,
  • dis-ordered,
  • dis ordered,
  • ma,
  • crazy as a loon,
  • MAEST,
  • around the bend,
  • crazy as loon.
  •idiotic (adjective)
  • more squirrelly,
  • thick witted,
  • most squirrelly,
  • thickwitted.
  •illogical (adjective)
  • irrelevant,
  • most self contradictory,
  • in correct,
  • in-congruous,
  • more casuistic,
  • more self-contradictory,
  • most sophistical,
  • selfcontradictory,
  • in-valid,
  • in valid,
  • in-consequent,
  • more sophistical,
  • in consistent,
  • un-scientific,
  • most selfcontradictory,
  • more selfcontradictory,
  • off wall,
  • off the wall,
  • un-tenable,
  • un sounder,
  • illogical,
  • un-connected,
  • un-soundest,
  • most self-contradictory,
  • in-conclusive,
  • more self contradictory,
  • un sound,
  • in congruous,
  • in-consistent,
  • un-sound,
  • un connected,
  • un-sounder,
  • un scientific,
  • un-proved,
  • unproved,
  • in-correct,
  • in consequent,
  • most casuistic,
  • in conclusive,
  • self contradictory,
  • un proved,
  • un tenable.
  •imbecile (adjective)
  • de-ranged,
  • simple minded,
  • feeble minded,
  • dim witted,
  • de ranged.
  •imbecilic (adjective)
  • more cockamamie,
  • un earthliest,
  • un-earthly,
  • un earthlier,
  • un earthly,
  • un-earthlier,
  • un-earthliest,
  • most cockamamie.
  •inane (adjective)
  • in nocuous,
  • wishywashy,
  • wishy washy,
  • in-nocuous,
  • wishy-washy.
  •insane (adjective)
  • gaga,
  • of unsound mind,
  • out of mind,
  • moonstruck,
  • schizophrenic,
  • off one's rocker,
  • off rocker,
  • loco.
  •loco (adjective)
  • mad as a hatter,
  • stark raving mad,
  • not all there,
  • nutty as fruitcake,
  • sick in the head,
  • nutty as a fruitcake,
  • not there.
  •senseless (adjective)
  • doublespeak,
  • Purportless,
  • unmeaning,
  • without rhyme or reason.
  •silly (adjective)
  • most nitwitted,
  • more sheepheaded,
  • most sheepheaded,
  • more nitwitted,
  • muddle headed,
  • muddleheaded.
  •soft (adjective)
  • softer.
  •stupid (adjective)
  • brainless.
  •thoughtless (adjective)
  • blank,
  • unoccupied,
  • vacant,
  • thoughtless,
  • unreasonable,
  • unthinking,
  • unthoughtful,
  • empty-headed.

• n.

  •
  • study at silly,
  • hysterical,
  • wrong,
  • ridiculous,
  • extreme,
  • irrational,
  • irresponsible,
  • childish,
  • perverse.
  •
  • insensate,
  • ability,
  • planned.

• Other synonyms:

  •
  • witless.
  •
  • Weak-minded,
  • unintelligent.
  •Other relevant words:
  • softheaded,
  • headless,
  • slight,
  • flaky,
  • imprudent,
  • Unideaed,
  • dozy,
  • Mentally Disabled,
  • bubbleheaded,
  • incredible,
  • boneheaded,
  • besotted,
  • vaporous,
  • uninteresting,
  • lamebrain,
  • oafish,
  • relaxed,
  • ineffective,
  • immature,
  • Driveling,
  • fuddled,
  • rattlebrained,
  • purposeless,
  • doltish,
  • dreamlike,
  • sentimental,
  • lumpish,
  • vapid,
  • hollow,
  • imaginary,
  • dreary,
  • bewildered,
  • risible,
  • Absent-minded,
  • foolhardy,
  • sappy,
  • depressing,
  • maudlin,
  • infatuated,
  • subtle,
  • crackpot,
  • confused,
  • unbelievable,
  • cuckoo,
  • brain dead,
  • Addle-pated,
  • ethereal,
  • short-sighted,
  • hare-brained,
  • banal,
  • nutty,
  • erratic,
  • rarefied,
  • inept,
  • chimerical,
  • Fribble,
  • futile,
  • calm,
  • outrageous,
  • ineffectual,
  • bootless,
  • idle,
  • half-baked,
  • credulous,
  • mentally ill,
  • gooselike,
  • Gulled,
  • airheaded,
  • Rattle-headed,
  • jerky,
  • Fribbling,
  • inadequate,
  • phantomlike,
  • wet,
  • let go,
  • extraordinary,
  • despicable,
  • gormless,
  • Daffy,
  • deadpan,
  • Fatuitous,
  • opaque,
  • shadowy,
  • nonintellectual,
  • spirituous,
  • absurd,
  • inefficacious,
  • boeotian,
  • trifling,
  • reckless,
  • flimsy,
  • simple-minded,
  • incongruous,
  • screwy,
  • barren,
  • oblivious,
  • unperceiving,
  • bonehead,
  • mad,
  • sterile,
  • buffoonish,
  • catchpenny,
  • gaseous,
  • harebrained,
  • heedless,
  • cockeyed,
  • madcap,
  • Addle-headed,
  • nuts,
  • effete,
  • tenuous,
  • pinheaded,
  • unaware,
  • aimless,
  • half-witted,
  • fond,
  • blind,
  • nugatory,
  • worthless,
  • blatant,
  • unreasoning,
  • bizarre,
  • wacky,
  • goosy,
  • screwball,
  • unsmart,
  • scatterbrained,
  • illusory,
  • bonkers,
  • thickheaded,
  • Befooled,
  • frivolous,
  • expressionless,
  • passive,
  • Incogitant,
  • myopic,
  • tranquil,
  • simple,
  • blockheaded,
  • fruitless,
  • babbling,
  • forgetful,
  • benighted,
  • vain,
  • Ox-like,
  • lunkheaded,
  • addled,
  • etiolated,
  • frothy,
  • bovine,
  • Rattle-brained,
  • wooden,
  • dunderheaded,
  • Crack-brained,
  • Cloud-built,
  • shallow,
  • useless,
  • unavailing,
  • weird,
  • unperceptive,
  • preposterous,
  • unproductive,
  • nonsensical,
  • apish,
  • Addle-brained,
  • Air-built,
  • balmy,
  • Chuckleheaded,
  • dopey,
  • counterproductive,
  • airy,
  • undiscerning,
  • otiose,
  • balmy orbarmy,
  • woodenheaded,
  • outlandish,
  • slow-witted,
  • numbskulled,
  • thick-witted,
  • invalid,
  • subnormal,
  • unintellectual,
  • demented,
  • not difficult,
  • dopy,
  • nirvanic,
  • dotty,
  • Subtile,
  • lunatic,
  • Feeble-minded,
  • extravagant,
  • inapt,
  • bemused,
  • rash,
  • unwise,
  • far-fetched,
  • foolheaded,
  • unmindful,
  • slender,
  • anserine,
  • not sensible,
  • Feather-headed,
  • stolid,
  • blankminded,
  • featherbrained,
  • poker-faced,
  • Numskulled,
  • feckless,
  • windy,
  • simpleminded,
  • set free,
  • light,
  • batty,
  • dim,
  • knuckleheaded,
  • Unwitty,
  • footling,
  • reasonless,
  • trite,
  • sottish,
  • exorbitant,
  • purblind,
  • pointless,
  • Dull-witted,
  • cretinous,
  • muddle-headed,
  • wild,
  • featherheaded,
  • Imperceptive,
  • moronic,
  • potty,
  • Quietistic,
  • puerile,
  • dazed,
  • superficial,
  • Gossamery,
  • fool,
  • barmy,
  • laughable,
  • dorky,
  • light-headed,
  • uncomprehending,
  • attocerebral,
  • lamebrained,
  • fanciful,
  • unreal,
  • daft,
  • beguiled,
  • inoperative,
  • dippy,
  • dim-witted,
  • unsubstantial,
  • unstable,
  • indiscreet,
  • ill-advised.

Antonyms for Fatuous:

• adj.

  • stupid
    bright, smart, keen, intelligent, aware.
  • Other antonyms:
    perspicacious, perceptive, shrewd, discerning, astute, scholarly, sage, valid, insightful, nimble, informed, apt, foxy, prudent, learned, knowledgeable, savvy, resourceful, percipient, cunning, erudite, sagacious, crafty, wily, sensible, sapient, well-advised, educated, sane, skilled, knowing, highbrow, judicious, schooled, ultrasmart, ingenious, acute, trained, literate, well-read.

Homophones for Fatuous:

• foetus, fetishize, fatigue, fetich, fatigues, footage, fetish, fdic, fetch, fifty-six, fatty tissue, fatso, fitch, FTC, fudge, fifties, fates, fots, fetus, food cache, fudge sauce, faddish, fattish.