Synonyms for Colossal:

• adj.

  •all (adjective)
  • prodigious,
  • stupendous.
  •astronomical (adjective)
  • epic,
  • astronomic,
  • sizeable,
  • Mega,
  • ginormous,
  • very big,
  • very large.
  •high (adjective)
  • altitudinous,
  • High-reaching.
  •hulky (adjective)
  • hulky.
  •large (adjective)
  • ample,
  • awesome,
  • baggy,
  • big,
  • bulky,
  • capacious,
  • cavernous,
  • comprehensive,
  • copious,
  • elephantine,
  • enormous,
  • expansive,
  • extensive,
  • gargantuan,
  • generous,
  • giant,
  • gigantic,
  • grand,
  • grandiose,
  • great,
  • huge,
  • humongous,
  • immense,
  • impressive,
  • large,
  • lofty,
  • magnificent,
  • majestic,
  • mammoth,
  • massive,
  • princely,
  • prodigious,
  • roomy,
  • sizable,
  • soaring,
  • spacious,
  • towering,
  • tremendous,
  • vast,
  • voluminous.
  •very large (adjective)
  • barn door,
  • blimp,
  • cyclopean,
  • elephantine,
  • enormous,
  • gargantuan,
  • giant,
  • gigantic,
  • huge,
  • humongous,
  • immense,
  • jumbo,
  • mammoth,
  • monstrous,
  • mountainous,
  • super,
  • titanic,
  • vast,
  • behemothic,
  • mondo.

• n.

  •
  • high.
  •
  • behemoth,
  • cyclopean,
  • herculean,
  • heroic,
  • jumbo,
  • mighty,
  • monster,
  • monstrous,
  • monumental,
  • mountainous,
  • titanic,
  • walloping,
  • whopping,
  • Brobdingnagian,
  • Gigantesque,
  • Massy,
  • Pythonic,
  • Bunyanesque,
  • mastodonic.
  •colossal (noun)
  • big,
  • large,
  • prodigious,
  • stupendous.

• Other synonyms:

  •
  • cyclopean,
  • titanic,
  • walloping,
  • Brobdingnagian,
  • Gigantesque,
  • Massy,
  • Pythonic,
  • Bunyanesque,
  • mastodonic.
  •
  • awful,
  • herculean,
  • monumental,
  • mountainous,
  • whopping.
  •
  • heroic,
  • monstrous.
  •
  • mighty.
  •
  • monster.
  •tall
  • high.
  •Other relevant words:
  • abysmal,
  • adipose,
  • aerial,
  • airy,
  • altitudinous,
  • arrant,
  • ascending,
  • aspiring,
  • astronomic,
  • astronomical,
  • awe-inspiring,
  • awful,
  • bad,
  • banner,
  • barn door,
  • basic,
  • behemoth,
  • blimp,
  • boundless,
  • brilliant,
  • broad,
  • burning,
  • cardinal,
  • characterless,
  • consuming,
  • consummate,
  • corpulent,
  • cosmic,
  • cracking,
  • cyclopean,
  • divine,
  • dominating,
  • egregious,
  • elevated,
  • eminent,
  • endless,
  • epic,
  • ethereal,
  • exaggerated,
  • exalted,
  • exceeding,
  • excellent,
  • exceptional,
  • excessive,
  • exquisite,
  • extraordinary,
  • extravagant,
  • extreme,
  • fab,
  • fabulous,
  • fantastic,
  • fat,
  • featureless,
  • fiery,
  • fine,
  • flagrant,
  • formidable,
  • galactic,
  • gangling,
  • gangly,
  • glaring,
  • glorious,
  • grievous,
  • gross,
  • haughty,
  • heavy,
  • hefty,
  • heinous,
  • herculean,
  • heroic,
  • heroical,
  • high,
  • high-pitched,
  • horrendous,
  • horrible,
  • horrific,
  • hulking,
  • hulky,
  • immeasurable,
  • immoderate,
  • immovable,
  • impenetrable,
  • imposing,
  • incalculable,
  • incredible,
  • indeterminate,
  • inexhaustible,
  • infinite,
  • inflexible,
  • inordinate,
  • intemperate,
  • intense,
  • interminable,
  • intractable,
  • invulnerable,
  • jumbo,
  • king-size,
  • lank,
  • lanky,
  • large-scale,
  • laudable,
  • leggy,
  • lengthy,
  • leviathan,
  • limitless,
  • long,
  • long-legged,
  • macro,
  • magniloquent,
  • marvellous,
  • marvelous,
  • matchless,
  • measureless,
  • mighty,
  • monolithic,
  • monster,
  • monstrous,
  • monumental,
  • mountainous,
  • mounting,
  • never-ending,
  • nonpareil,
  • obese,
  • out-and-out,
  • outsize,
  • overgrown,
  • overlooking,
  • oversize,
  • oversized,
  • overwhelming,
  • passionate,
  • peerless,
  • pharaonic,
  • planetary,
  • ponderous,
  • praiseworthy,
  • profound,
  • prominent,
  • rangy,
  • rigid,
  • ripping,
  • sensational,
  • significant,
  • sizeable,
  • smashing,
  • solid,
  • spectacular,
  • splendid,
  • staggering,
  • statuesque,
  • steep,
  • stolid,
  • strapping,
  • stupendous,
  • sublime,
  • substantial,
  • super,
  • superior,
  • superlative,
  • supernal,
  • surpassing,
  • tall,
  • terrible,
  • terrific,
  • thumping,
  • thundering,
  • titan,
  • titanic,
  • topless,
  • topping,
  • unbelievable,
  • unbending,
  • unbounded,
  • undifferentiated,
  • unequalled,
  • unfathomed,
  • unforgivable,
  • uniform,
  • unlimited,
  • unrestrained,
  • unsurpassed,
  • uplifted,
  • vehement,
  • violent,
  • walloping,
  • weighty,
  • whacking,
  • whopping,
  • wide,
  • wonderful,
  • Brobdingnagian,
  • Gigantean,
  • Gigantesque,
  • High-reaching,
  • Massy,
  • Mega,
  • Overtopping,
  • Towery,
  • Vasty,
  • Whaling,
  • first class,
  • high up,
  • Cosmical,
  • Pythonic,
  • Spiring,
  • Swapping,
  • amplitudinous,
  • upreared,
  • toplofty,
  • ginormous,
  • Bunyanesque,
  • mastodonic,
  • supersized,
  • super-duper,
  • pre-eminent,
  • giantlike,
  • behemothic,
  • great big,
  • extra-large,
  • mondo,
  • supercolossal,
  • very big,
  • very large.

Antonyms for Colossal:

• adj.

  • very large
    little, miniature, miniscule, minute, small, teeny, tiny.
  • Other antonyms:
    bantam, bitty, brief, diminutive, dinky, dwarfish, half-pint, inconsiderable, infinitesimal, insignificant, limited, little, mean, micro, microscopic, midget, mini, miniature, minuscule, minute, narrow, paltry, petite, petty, pint-size, pocket, puny, scanty, short, slender, slight, small, smallish, teensy, teensy-weensy, teeny, teeny-weeny, tiny, trifling, trivial, undersized, wee, little bitty, microminiature.

• Other antonyms:

  • n. t.
    average, bantam, bitty, diminutive, dinky, dwarfish, lilliputian, little, micro, microscopic, midget, mini, miniature, miniscule, minuscule, minute, ordinary, petite, pint-size, pocket, puny, pygmy, slight, small, smallish, teensy, teensy-weensy, teeny, teeny-weeny, tiny, weak, wee, little bitty, microminiature, pygmy or pigmy.