Synonyms for Unheard-of:

• adj.

  •all (adjective)
  • unheard-of.
  •exceptional (adjective)
  • unimaginable,
  • scarce,
  • phenomenal,
  • un-ordinary,
  • uncommon,
  • inconsistent,
  • strange,
  • abnormal,
  • deviant,
  • aberrant,
  • anomalous,
  • unheard of,
  • uncustomary,
  • noteworthy,
  • peculiar,
  • unordinary,
  • unique,
  • distinct,
  • unthinkable,
  • infrequent,
  • atypical.
  •extraordinary (adjective)
  • bizarre,
  • stupendous,
  • fantastic,
  • incredible,
  • amazing,
  • marvelous,
  • terrific,
  • particular,
  • curious,
  • outstanding,
  • unwonted,
  • weird,
  • gnarly.
  •inconceivable (adjective)
  • phony,
  • unsubstantial,
  • impossible,
  • staggering,
  • mind-boggling,
  • improbable,
  • implausible,
  • unconvincing,
  • incomprehensible.
  •irregular (adjective)
  • exceptional.
  •nameless (adjective)
  • whatchamacallit,
  • pseudonymous,
  • untitled,
  • unnamed,
  • unfamed,
  • incognito,
  • Innominate,
  • unacknowledged,
  • inconspicuous,
  • X,
  • undistinguished,
  • unnoted,
  • Undesignated,
  • uncelebrated.
  •obscure (adjective)
  • dark,
  • deep,
  • invisible,
  • cabalistic,
  • cryptic,
  • arcane,
  • remote,
  • close,
  • unseen,
  • lonesome,
  • distant,
  • far off,
  • secluded,
  • blind,
  • inaccessible,
  • abstruse,
  • devious,
  • removed,
  • far,
  • esoteric,
  • irrelevant,
  • recondite,
  • reticent,
  • retired,
  • solitary,
  • secret,
  • secretive,
  • covered,
  • sequestered,
  • far-off,
  • orphic,
  • oracular,
  • seldom seen,
  • hidden.
  •Other relevant words: (adjective)
  • nameless,
  • out-standing,
  • undiscovered,
  • wonderful,
  • unknown,
  • uncanny,
  • sui generis,
  • reachy,
  • extraordinary,
  • outlandish,
  • off beaten path,
  • unexposed,
  • won't fly,
  • something else,
  • won't wash,
  • extra ordinary,
  • undetected,
  • unaccountable,
  • inconceivable,
  • Incogitable,
  • unknowable,
  • fab,
  • unlikely,
  • obscure,
  • Insupposable,
  • unprecedented,
  • not likely,
  • outside chance.
  •outlandish (adjective)
  • boorish,
  • wild,
  • clumsy,
  • graceless,
  • droll,
  • barbaric,
  • gauche,
  • tasteless,
  • extravagant,
  • uncouth,
  • erratic,
  • awkward,
  • rude,
  • whimsical,
  • ridiculous,
  • ultra.
  •unaccountable (adjective)
  • impenetrable,
  • inscrutable,
  • unexplainable,
  • mystic,
  • unfathomable,
  • baffling,
  • unintelligible.
  •uncanny (adjective)
  • eerie,
  • spooky,
  • supernatural,
  • supernormal,
  • superhuman,
  • unnatural,
  • inspired,
  • ghoulish,
  • supranormal,
  • magical,
  • devilish,
  • ghostly,
  • Inexplainable,
  • scary,
  • preternatural,
  • mystifying,
  • scarier,
  • creepy.
  •uncharted (adjective)
  • concealed,
  • faraway,
  • little known,
  • unmapped.
  •undetected (adjective)
  • untraveled.
  •undiscovered (adjective)
  • un-discovered,
  • un discovered.
  •unexposed (adjective)
  • un-exposed,
  • un exposed.
  •unimaginable (adjective)
  • beyond wildest dreams,
  • more inapprehensible,
  • in apprehensible,
  • in effable,
  • Inapprehensible,
  • in-apprehensible,
  • most inapprehensible,
  • in-effable,
  • not understandable,
  • in-describable,
  • un imaginable,
  • un-imaginable,
  • in describable.
  •unknown (adjective)
  • Incog,
  • so and so,
  • so-and-so,
  • such and such,
  • such-and-such.
  •unlikely (adjective)
  • un likeliest,
  • un likelier,
  • un-likely,
  • un-likeliest,
  • un likely,
  • un-likelier.
  •unprecedented (adjective)
  • most unexampled,
  • un paralleled,
  • more unexampled,
  • un rivaled,
  • un-exampled,
  • un-paralleled,
  • un-rivaled,
  • un exampled.
  •wonderful (adjective)
  • awe inspiring,
  • more dynamite,
  • aweinspiring.

• n.

  •
  • notable,
  • offbeat,
  • exotic,
  • remarkable,
  • special,
  • surprising,
  • out of the ordinary,
  • odd.
  •
  • knowledge.
  •Other relevant words: (noun)
  • unsung,
  • out of this world,
  • innovative,
  • Unglorified,
  • sensational,
  • miraculous,
  • imaginative,
  • Unrenowned,
  • recherche.

• Other synonyms:

  •Other relevant words (noun):
  • disgraceful,
  • shocking,
  • overwhelming,
  • inglorious,
  • enigmatic,
  • unnotable,
  • foreign,
  • minor,
  • anonymous,
  • fantastical,
  • different,
  • unearthly,
  • distinctive,
  • sealed,
  • out-of-the-way,
  • Undivulged,
  • stunning,
  • astonishing,
  • unbelievable,
  • unnoticed,
  • beguiling,
  • freakish,
  • quaint,
  • Unascertained,
  • kooky,
  • unthought-of,
  • novel,
  • unapparent,
  • astounding,
  • rum,
  • original,
  • queer,
  • far-fetched,
  • untouched,
  • unpopular,
  • unconventional,
  • mean,
  • striking,
  • inexplicable,
  • rare,
  • preposterous,
  • far-out,
  • signal,
  • marvellous,
  • unexplained,
  • unreasonable,
  • unexpected,
  • undreamed of,
  • unrevealed,
  • breakaway,
  • personal,
  • lowly,
  • offensive,
  • unplumbed,
  • puzzling,
  • incalculable,
  • mysterious,
  • able,
  • unimportant,
  • camp,
  • ignotus,
  • mind-blowing,
  • fabulous,
  • unfamiliar,
  • unusual,
  • unorthodox,
  • undiscoverable,
  • virgin,
  • incognizable,
  • unhonored,
  • fascinating,
  • undisclosed,
  • eccentric,
  • outrageous,
  • barbarous,
  • prodigious,
  • ungodly,
  • kinky,
  • wondrous,
  • grotesque,
  • humble,
  • unperceived,
  • alien,
  • unfathomed,
  • unimagined,
  • unclassified,
  • unexplored,
  • unremarked,
  • singular,
  • bewildering,
  • inconsequential,
  • Renownless,
  • uninvestigated,
  • uncharted,
  • Unapprehended,
  • new,
  • insignificant,
  • funny,
  • absurd,
  • unheard,
  • unidentified,
  • unsuspected,
  • extreme,
  • unbeknown,
  • unrecognized,
  • unexampled,
  • little-known,
  • unparalleled,
  • undreamt of.

Paraphrases for Unheard-of:

• Independent

  • Adjective
    unparalleled, extraordinary.

• Other Related

  • Adjective
    unprecedented, unheard, incredible.

Antonyms for Unheard-of:

• adj.

  • exceptional
    conventional, expected, ordinary, general, regular, common, unexceptional.
  • extraordinary
    commonplace, customary, unextraordinary, unsurprising.
  • inconceivable
    believable, imaginable, conceivable, reasonable, fathomable.
  • nameless
    distinguished, famous, designated, known, named, prominent, renowned, eminent.
  • unaccountable
    accountable, comprehensible, responsible, explainable.
  • uncanny
    natural, earthly.
  • unheard-of
    normal, Familiar, usual.
  • Other antonyms:
    derivative, imitative, time-honored, hackneyed, traditional, tried and true, tried, warmed-over, tired, old, established.