Synonyms for Birdbrained:

• adj.

  •bird-brained (adjective)
  • rattlebrained,
  • scatty,
  • rattlepated,
  • Addle-brained,
  • Addle-pated,
  • Addle-headed.
  •fatuous (adjective)
  • dull,
  • idiotic,
  • asinine,
  • absurd,
  • puerile,
  • sappy,
  • dense,
  • witless,
  • jerky,
  • brainless,
  • mad,
  • lunatic,
  • moronic,
  • mindless,
  • foolish,
  • imbecile,
  • simple,
  • ludicrous,
  • inane,
  • insensate.
  •flighty (adjective)
  • impulsive,
  • mercurial,
  • volatile,
  • unsteady,
  • inconstant,
  • lightheaded,
  • impetuous,
  • thoughtless,
  • changeable,
  • whimsical,
  • dingbat,
  • effervescent,
  • twit,
  • lively,
  • capricious,
  • unstable,
  • unbalanced,
  • wild.
  •half-baked (adjective)
  • crazy,
  • blockheaded,
  • senseless,
  • backward,
  • Sophomoric,
  • slow,
  • dumb,
  • underdeveloped,
  • indiscreet,
  • impractical,
  • short-sighted,
  • batty,
  • imbecilic,
  • retarded,
  • Feeble-minded,
  • unformed.
  •idiotic (adjective)
  • daft,
  • insane,
  • foolhardy,
  • unintelligent,
  • thick-witted,
  • Daffy.
  •ignorant (adjective)
  • nescient,
  • uneducated,
  • insensible,
  • apprenticed,
  • unsuspecting,
  • shallow,
  • thick,
  • naive,
  • untaught,
  • obtuse,
  • misinformed,
  • uncultivated,
  • green,
  • oblivious,
  • shallower,
  • unwitting,
  • unschooled,
  • unenlightened,
  • uninitiated,
  • benighted,
  • unread,
  • untrained,
  • blind to,
  • uninformed,
  • in the dark,
  • unscholarly,
  • unintellectual,
  • Unconversant,
  • innocent,
  • unlettered,
  • cretinous,
  • uncultured,
  • illiterate,
  • unmindful,
  • unconscious,
  • inexperienced,
  • uninstructed,
  • unlearned,
  • unknowledgeable.
  •lightheaded (adjective)
  • hazy,
  • fickle,
  • delirious,
  • vertiginous,
  • Punchy,
  • light-headed,
  • rocky,
  • bird-brained,
  • Reeling,
  • trifling,
  • flippant,
  • swimmy,
  • tired,
  • woozy,
  • whirling,
  • swimming,
  • faint.
  •Other relevant words: (adjective)
  • half-baked,
  • boneheaded,
  • mentally defective,
  • airheaded,
  • YOYO,
  • numbskull,
  • ill-conceived,
  • emptyheaded,
  • vacuous,
  • scatterbrained,
  • dingdong,
  • squirrelly,
  • ignorant,
  • yo-yo,
  • poorly planned,
  • retardo,
  • gorked,
  • lamebrained,
  • dumdum,
  • bubbleheaded,
  • fatuous,
  • underachieving,
  • unreasoning.
  •retarded (adjective)
  • subnormal,
  • dumbbell,
  • DUMBO,
  • touched,
  • pinhead,
  • exceptional,
  • simple-minded,
  • dummy,
  • weak,
  • held back,
  • defective.
  •scatterbrained (adjective)
  • irresponsible,
  • stupid,
  • slaphappy,
  • careless,
  • forgetful,
  • illogical,
  • irrational,
  • madcap,
  • inattentive.
  •uninstructed (adjective)
  • un instructed,
  • un-instructed.
  •unscholarly (adjective)
  • unstudious.
  •vacuous (adjective)
  • drained,
  • emptied,
  • void,
  • uncomprehending,
  • blank,
  • minus,
  • vacant.
  •witless (adjective)
  • ridiculous,
  • kooky,
  • feebleminded,
  • unwise,
  • cockamamy,
  • dotty,
  • ill-advised,
  • halfwitted,
  • nonsensical,
  • wacky,
  • zany,
  • nutty,
  • loony.

• n.

  •
  • silly.

• Other synonyms:

  •
  • featherbrained,
  • gaga.
  •
  • flighty,
  • frivolous,
  • empty-headed.
  •
  • harebrained.
  •
  • frothy,
  • lighthearted.
  •
  • giddy.
  •
  • dizzy.
  •Other relevant words:
  • drippy,
  • infirm,
  • particular,
  • unsettled,
  • quash,
  • voiced,
  • erratic,
  • bonkers,
  • passing,
  • clean,
  • nonsense,
  • leaden,
  • black,
  • timeworn,
  • the absurd,
  • balmy,
  • especial,
  • fey,
  • honey oil,
  • deep,
  • dewy-eyed,
  • washy,
  • slacken,
  • trite,
  • taunting,
  • meaningless,
  • clownlike,
  • inner light,
  • liquid,
  • raging,
  • numskull,
  • igniter,
  • savage,
  • raving mad,
  • around the bend,
  • happy-go-lucky,
  • commonplace,
  • slow up,
  • feeble,
  • madman,
  • changeling,
  • disturbed,
  • neglectful,
  • zippy,
  • jerk,
  • looney,
  • analphabetic,
  • indulgent,
  • easygoing,
  • freewheeling,
  • wide-eyed,
  • bats,
  • clear,
  • arrhythmic,
  • inexperient,
  • pass out,
  • common,
  • sleeveless,
  • uncivilised,
  • dumdum bullet,
  • sluttish,
  • purblind,
  • mild,
  • luminosity,
  • fantastic,
  • promiscuous,
  • lightly,
  • unbelieving,
  • lenient,
  • greenness,
  • slurred,
  • dawdling,
  • deadening,
  • blithe,
  • cretin,
  • farcical,
  • anserine,
  • uncaring,
  • uninitiate,
  • carefree,
  • rattling,
  • windy,
  • hackneyed,
  • low-cal,
  • devil-may-care,
  • shopworn,
  • shoal,
  • imbalanced,
  • wooden-headed,
  • snappy,
  • uncivilized,
  • inhuman,
  • vacuum,
  • knackered,
  • unclouded,
  • jerking,
  • clownish,
  • dead,
  • luminance,
  • annul,
  • behind,
  • faint-hearted,
  • unadvised,
  • exceeding,
  • perch,
  • soppy,
  • bouldered,
  • leafy vegetable,
  • invalidate,
  • unconscious mind,
  • muffled,
  • hallucinating,
  • idle,
  • bouldery,
  • diffused,
  • childlike,
  • light-colored,
  • diffuse,
  • stupefied,
  • illume,
  • boorish,
  • chatoyant,
  • fire,
  • pall,
  • neandertal,
  • hotheaded,
  • angry,
  • wispy,
  • spumy,
  • stock,
  • moved,
  • lighter,
  • muttonhead,
  • threadbare,
  • tone down,
  • hollow,
  • heady,
  • gyration,
  • blurred,
  • backwards,
  • softened,
  • dalliance,
  • blank shell,
  • sonant,
  • abstracted,
  • swoon,
  • fruitless,
  • rash,
  • nutcase,
  • vitiate,
  • gentle,
  • bathetic,
  • insentient,
  • inexperienced person,
  • dampen,
  • pointless,
  • springy,
  • putting green,
  • foamy,
  • stocky,
  • screwball,
  • muzzy,
  • clean-handed,
  • goosy,
  • scant,
  • hothead,
  • confused,
  • barbaric,
  • loggerheaded,
  • boob,
  • misty,
  • fatheaded,
  • light up,
  • tempestuous,
  • vain,
  • cursory,
  • shitless,
  • loopy,
  • regardless,
  • dumbass,
  • damp,
  • commons,
  • changeful,
  • razz,
  • schmalzy,
  • light-green,
  • numb,
  • disordered,
  • maniac,
  • doddery,
  • wilderness,
  • slushy,
  • waste,
  • fuzzy,
  • unripe,
  • pillock,
  • superfluous,
  • well-worn,
  • blur,
  • jolting,
  • slur,
  • get off,
  • bubbly,
  • alight,
  • bleary,
  • kitschy,
  • paltry,
  • state of nature,
  • swim,
  • punch-drunk,
  • baseless,
  • slack,
  • sparkly,
  • park,
  • mute,
  • cushy,
  • muted,
  • moonstruck,
  • brainsick,
  • unretentive,
  • old-hat,
  • wakeful,
  • barbarian,
  • benumb,
  • dunderhead,
  • brightness level,
  • shot,
  • natural state,
  • primitive,
  • unhorse,
  • mutable,
  • juvenile,
  • mushy,
  • jolty,
  • sparkling,
  • muffle,
  • shadowy,
  • dolt,
  • preposterous,
  • brisk,
  • half-wit,
  • rampantly,
  • banal,
  • senile,
  • pudding head,
  • shithead,
  • immature,
  • yeastlike,
  • purposeless,
  • barren,
  • reasonless,
  • innocuous,
  • misguided,
  • dullard,
  • bad,
  • lightness,
  • light within,
  • unconnected,
  • get down,
  • resilient,
  • downlike,
  • illuminate,
  • absentminded,
  • foggy,
  • buggy,
  • unripened,
  • chummy,
  • goose,
  • airy,
  • cloddish,
  • heavyset,
  • goofball,
  • furious,
  • imperfect,
  • dismount,
  • rag,
  • disconnected,
  • lite,
  • tantalise,
  • dummy up,
  • soft-witted,
  • decrepit,
  • dimmed,
  • weakly,
  • blockhead,
  • sapless,
  • compact,
  • stupid person,
  • dorky,
  • prodigious,
  • disjointed,
  • fleeceable,
  • piano,
  • head-in-the-clouds,
  • power,
  • bait,
  • headless,
  • cockamamie,
  • vital,
  • dope,
  • slow down,
  • poor fish,
  • mentally retarded,
  • ho-hum,
  • nullity,
  • hazardous,
  • boring,
  • quicksilver,
  • idiot,
  • ineffectual,
  • unprompted,
  • dark,
  • tease,
  • flaccid,
  • frantic,
  • illumine,
  • dong,
  • sick,
  • soupy,
  • maudlin,
  • untutored,
  • uncomplicated,
  • live,
  • developing,
  • avoid,
  • unfounded,
  • nutlike,
  • knucklehead,
  • adolescent,
  • sparkle,
  • tantalize,
  • unplanned,
  • tiresome,
  • indentured,
  • articled,
  • bound,
  • unhinged,
  • empty,
  • thickset,
  • dip,
  • nitwitted,
  • short,
  • white,
  • harum-scarum,
  • scintillating,
  • hokey,
  • illiterate person,
  • negative,
  • loggerhead,
  • buffoonish,
  • unintentional,
  • null,
  • unaccented,
  • risky,
  • bare,
  • jumpy,
  • reckless,
  • uncertain,
  • swooning,
  • gullible,
  • demented,
  • faulty,
  • fainthearted,
  • tardily,
  • elementary,
  • rearward,
  • jejune,
  • free,
  • booby,
  • unknowing,
  • sore,
  • naif,
  • vacancy,
  • alert,
  • round the bend,
  • twerp,
  • putting surface,
  • flabby,
  • fluid,
  • garbled,
  • daredevil,
  • green river,
  • goosey,
  • unacquainted,
  • swashbuckler,
  • kookie,
  • foaming,
  • watery,
  • silent person,
  • ride,
  • olympian,
  • unsound,
  • bozo,
  • skittish,
  • subtraction,
  • abstemious,
  • jerked meat,
  • goof,
  • downy,
  • spooky,
  • ignitor,
  • slowly,
  • space,
  • loco,
  • nuts,
  • taunt,
  • nonreader,
  • super acid,
  • crackers,
  • bubbling,
  • cold,
  • innate,
  • explosive,
  • decelerate,
  • evacuate,
  • moron,
  • unsubdivided,
  • rickety,
  • nullify,
  • timid,
  • fathead,
  • neanderthal,
  • unaffected,
  • wanton,
  • greenish,
  • rearwards,
  • crackbrained,
  • destitute,
  • blunt,
  • stony,
  • effervescing,
  • visible light,
  • derisory,
  • impenetrable,
  • round-eyed,
  • lightsome,
  • negligible,
  • out of it,
  • twinkle,
  • midst,
  • unsuspicious,
  • unintelligible,
  • affected,
  • dazed,
  • visible radiation,
  • blind,
  • stirred,
  • underdone,
  • twat,
  • blurry,
  • merry,
  • lowbrowed,
  • cat valium,
  • tedious,
  • luminousness,
  • freakish,
  • pathetic,
  • fuckhead,
  • spanking,
  • tripping,
  • hammerhead,
  • irrational number,
  • cockeyed,
  • bumpy,
  • choppy,
  • delicate,
  • rally,
  • fruity,
  • weirdo,
  • tearaway,
  • indiscernible,
  • haywire,
  • trivial,
  • scattered,
  • heavy,
  • driving,
  • dopy,
  • fall,
  • retard,
  • utter,
  • ding,
  • fallible,
  • thudding,
  • doddering,
  • loutish,
  • huffy,
  • unproblematic,
  • syncope,
  • pinheaded,
  • unconditioned,
  • easy,
  • surpassing,
  • pudden-head,
  • rough,
  • buddy-buddy,
  • back,
  • gaumless,
  • guiltless,
  • ingenuous,
  • sluggish,
  • laughable,
  • ignite,
  • bootless,
  • fire up,
  • undetectable,
  • zesty,
  • mawkish,
  • conk,
  • impeccant,
  • brumous,
  • unfirm,
  • visionary,
  • casual,
  • unwarranted,
  • brainish,
  • sinless,
  • flossy,
  • thick-skulled,
  • thickly,
  • developmentally challenged,
  • swinish,
  • lighting,
  • nervous,
  • groundless,
  • flyaway,
  • jackass,
  • mentally ill,
  • unrestrained,
  • blithesome,
  • vague,
  • viridity,
  • knuckleheaded,
  • bleak,
  • loose,
  • whacky,
  • lunkhead,
  • dark-green,
  • unlogical,
  • special,
  • cracked,
  • cold-blooded,
  • schmaltzy,
  • wasted,
  • gooselike,
  • perfunctory,
  • racy,
  • speechless,
  • silent,
  • calorie-free,
  • naiant,
  • greens,
  • light source,
  • subdued,
  • precarious,
  • artless,
  • devoid,
  • nighted,
  • spark,
  • lowbrow,
  • barmy,
  • unavailing,
  • untamed,
  • emptiness,
  • violent,
  • brightness,
  • inexpedient,
  • excited,
  • sentimental,
  • jet,
  • godforsaken,
  • twirp,
  • dunce,
  • frail,
  • stunned,
  • lacuna,
  • bouncy,
  • wearisome,
  • simpleton,
  • otiose,
  • zestful,
  • unthinking,
  • nothingness,
  • illumination,
  • absent,
  • mere,
  • cuckoo,
  • iridescent.
  •Other relevant words (noun):
  • dopey,
  • brain dead,
  • fluffy,
  • dunderheaded,
  • dim,
  • babyish,
  • opaque,
  • bonehead,
  • softheaded,
  • light-minded,
  • oafish,
  • ditzy,
  • unprofound,
  • Chuckleheaded,
  • dim-witted,
  • doltish,
  • gormless,
  • Weak-minded,
  • superficial,
  • half-witted,
  • lamebrain,
  • ability,
  • unsmart,
  • soft,
  • yeasty,
  • goofy,
  • lunkheaded,
  • slow-witted,
  • futile,
  • thickheaded,
  • Fiendly.

Antonyms for Birdbrained:

• adj.

  • fatuous
    aware, intelligent, bright, keen, smart, sensible.
  • flighty
    responsible, steady.
  • half-baked
    thoughtful, wise.
  • idiotic
    brainy, careful, serious, reasonable, balanced, cautious, sane.
  • ignorant
    experienced, competent, literate, talented, learned, educated, taught, knowledgeable.
  • lightheaded
    gloomy, miserable.
  • retarded
    clear, active, cognizant, light, quick.
  • vacuous
    filled, full.
  • Other antonyms:
    foxy, astute, sober, rational, crafty, fast, clever, logical, savvy, wily, shrewd, thinking, nimble, sage, sapient, judicious, highbrow, hyperintelligent, intellectual, staid, acute, earnest, sedate, dignified, sharp, prudent, quick-witted, ultrasmart, trained, brilliant, perspicacious, heavy, erudite, supersmart, resourceful, apt, melancholy, grave, perceptive, sagacious, severe, discerning, insightful, knowing, informed, sound, no-nonsense, skilled, Sharp-witted, percipient, well-read, valid, schooled, cerebral, scholarly, solemn, cunning, somber, ingenious.