Definition for Vicious:

• Not well tamed or broken; given to bad tricks; unruly; refractory; as, a vicious horse.

Synonyms for Vicious:

• adj.

  •brutal (adjective)
  • remorseless.
  •corrupt, wrong (adjective)
  • savage,
  • demoralized,
  • impure,
  • bad,
  • degenerate,
  • reprobate,
  • cruel,
  • libidinous,
  • worthless,
  • putrid,
  • faulty,
  • wild,
  • vile,
  • licentious,
  • indecent,
  • nefarious,
  • sinful,
  • degraded,
  • unprincipled,
  • monstrous,
  • Fiendish,
  • immoral,
  • impious,
  • depraved,
  • perverse,
  • miscreant,
  • villainous,
  • dangerous,
  • reprehensible,
  • flagitious,
  • abandoned,
  • ferocious,
  • abhorrent,
  • infamous,
  • iniquitous,
  • contaminated,
  • diabolical,
  • violent,
  • barbarous,
  • base,
  • rotten,
  • wicked,
  • heinous,
  • debased,
  • profligate,
  • atrocious,
  • foul,
  • lewd,
  • insubordinate,
  • untamed.
  •dangerous (adjective)
  • pestilent,
  • ugly.
  •destructive (adjective)
  • violent.
  •diabolical (adjective)
  • Fiendish.
  •disreputable (adjective)
  • scurvy,
  • opprobrious.
  •evil (adjective)
  • maleficent,
  • unpropitious.
  •harmful (adjective)
  • poisonous.
  •hateful (adjective)
  • malicious,
  • malevolent.
  •irritable (adjective)
  • ill-tempered.
  •malevolent (adjective)
  • bitter,
  • hostile,
  • evil,
  • sinister,
  • baneful,
  • virulent,
  • hurtful,
  • Black-hearted,
  • malevolent,
  • baleful,
  • churlish,
  • perfidious,
  • foul,
  • vindictive,
  • nasty,
  • sullen,
  • malignant,
  • ill-natured,
  • hateful,
  • spiteful,
  • wicked,
  • treacherous,
  • antagonistic,
  • catty,
  • corrosive,
  • rancorous,
  • venomous,
  • malicious,
  • mean.
  •mean (adjective)
  • ornery.
  •nasty, hateful (adjective)
  • cussed,
  • poisonous,
  • bloodthirsty,
  • ornery,
  • vindictive,
  • frightful,
  • venomous,
  • defamatory,
  • malign,
  • malicious,
  • spiteful,
  • vehement,
  • horrid,
  • malevolent,
  • beastly,
  • Backbiting,
  • murderous,
  • furious,
  • rancorous,
  • tough,
  • brutal,
  • dirty,
  • evil,
  • despiteful,
  • intense,
  • slanderous,
  • rough,
  • mean,
  • lousy,
  • fierce.
  •unjust (adjective)
  • iniquitous,
  • unfair.
  •untamed (adjective)
  • wild,
  • untamed.
  •wicked (adjective)
  • reprobate,
  • vice,
  • amoral,
  • wicked.

• n.

  •
  • awful,
  • monstrous,
  • unkind,
  • pitiless,
  • uncharitable.
  •
  • fury,
  • insubordinate,
  • landfall,
  • unruly,
  • untamed,
  • eye,
  • lightning,
  • angry.
  •
  • black,
  • bloodthirsty,
  • murderous,
  • thuggish,
  • peccant,
  • reprobate,
  • riotous,
  • bad,
  • disorderly.
  •
  • despiteful,
  • attitude.
  •
  • help.
  •
  • wolfish,
  • truculent,
  • inhuman.
  •corrupt (noun)
  • base,
  • impure,
  • demoralized,
  • profligate,
  • faulty,
  • indecent,
  • noble,
  • debased,
  • libidinous,
  • licentious,
  • bad,
  • lewd,
  • impious.
  •vicious (noun)
  • brutal,
  • malicious,
  • wicked,
  • poisonous,
  • barbarous,
  • savage,
  • inhumane,
  • evil,
  • depraved,
  • venomous,
  • cruel,
  • fell,
  • malevolent,
  • roughshod.

• Other synonyms:

  •
  • despiteful,
  • homicidal,
  • ruthless,
  • thuggish,
  • sanguinary,
  • venal,
  • wolfish,
  • bloodthirsty,
  • peccant.
  •
  • bestial,
  • disorderly,
  • full-frontal,
  • inhuman,
  • riotous.
  •
  • bloody,
  • murderous,
  • violently,
  • raging.
  •
  • wrong,
  • truculent.
  •
  • tough.
  •
  • black.
  •
  • bad.
  •base
  • rascally.
  •cruel
  • sadistic,
  • cruel.
  •depraved
  • villainous,
  • depraved.
  •harsh
  • slashing.
  •injurious
  • harmful.
  •malicious
  • satanic.
  •ruthless
  • dog-eat-dog.
  •Other relevant words:
  • unsparing,
  • uncivilized,
  • inaccurate,
  • reprehensible,
  • putrid,
  • deadly,
  • slanderous,
  • horrible,
  • erroneous,
  • testy,
  • astringent,
  • arrant,
  • contemptible,
  • opprobrious,
  • wrong,
  • callous,
  • poor,
  • naughty,
  • veneniferous,
  • inhuman,
  • damaging,
  • impious,
  • low,
  • barbaric,
  • slip,
  • currish,
  • cussed,
  • merciless,
  • unreformable,
  • lamentable,
  • spotted,
  • noble,
  • brute,
  • commit sin,
  • black,
  • dishonourable,
  • exquisite,
  • fall,
  • gratuitous,
  • faulty,
  • non sequitur,
  • dangerous,
  • forbidding,
  • unjustifiable,
  • cattish,
  • flinty,
  • blame,
  • unfeeling,
  • wise man,
  • lightning,
  • bad,
  • perverted,
  • riotous,
  • degrade,
  • unforgivable,
  • obnoxious,
  • pernicious,
  • execrable,
  • unchristian,
  • subhuman,
  • offensive,
  • stroke,
  • sneering,
  • sordid,
  • accursed,
  • perverse,
  • dissipated,
  • ghoulish,
  • pitiless,
  • fell,
  • misconduct oneself,
  • irascible,
  • invidious,
  • do amiss,
  • raging,
  • transgress,
  • ireful,
  • degenerate,
  • wounding,
  • unmoral,
  • keen,
  • mischievous,
  • roughshod,
  • sanguineous,
  • disgusting,
  • demoniac,
  • demoralize,
  • Anthropophagous,
  • help,
  • ghastly,
  • insidious,
  • acrimonious,
  • vice,
  • misdemean oneself,
  • Concupiscent,
  • anomalous,
  • Accusable,
  • tough,
  • Tameless,
  • desperate,
  • concentrated,
  • knavish,
  • landfall,
  • heinous,
  • unfavorable,
  • noxious,
  • contemptuous,
  • cranky,
  • damnable,
  • noisome,
  • acid,
  • scrofulous,
  • heartless,
  • ill-tempered,
  • discreditable,
  • deep,
  • deleterious,
  • profound,
  • heavy,
  • corruptive,
  • maleficent,
  • splenetic,
  • fearful,
  • nonmoral,
  • guilt,
  • unworthy,
  • dark,
  • distressing,
  • formidable,
  • angry,
  • scoundrelly,
  • stern,
  • destructive,
  • sully,
  • unsportsmanlike,
  • prejudicial,
  • scornful,
  • unsympathetic,
  • acrid,
  • arbitrary,
  • sanguinary,
  • scurvy,
  • cold-blooded,
  • dirty,
  • severe,
  • lousy,
  • unredeemable,
  • outlaw,
  • unforgiving,
  • miserable,
  • lethal,
  • barbed,
  • seedy,
  • Cruel-hearted,
  • Ferine,
  • reprobate,
  • unpitying,
  • lapse,
  • hellish,
  • blamable,
  • acute,
  • depraved,
  • iniquitous,
  • undomesticated,
  • inhumane,
  • cutthroat,
  • unhuman,
  • uncompassionate,
  • amoral,
  • butcherly,
  • funky,
  • worthless,
  • heavy-handed,
  • pervert,
  • defamatory,
  • condemnable,
  • sick,
  • circular reasoning,
  • cutting,
  • venenous,
  • inexcusable,
  • evil-minded,
  • crotchety,
  • unrelenting,
  • unholy,
  • trespass,
  • ungrammatical,
  • corrupt,
  • acerb,
  • unscrupulous,
  • unthinkable,
  • dubious,
  • terrible,
  • Petitio Principii,
  • defective,
  • Scatheful,
  • indefensible,
  • ruthless,
  • devilish,
  • vengeful,
  • venal,
  • satanic,
  • horrifying,
  • untoward,
  • vitiate,
  • outrageous,
  • injurious,
  • uncalled-for,
  • gruesome,
  • toxic,
  • filthy,
  • false,
  • sad,
  • imperfect,
  • Ogreish,
  • tainted,
  • illegal,
  • grisly,
  • ignominious,
  • Unduteous,
  • Satanical,
  • flagitious,
  • truculent,
  • sardonic,
  • fidgety,
  • dissolute,
  • embittered,
  • mordant,
  • degrading,
  • harmful,
  • unsound,
  • cynical,
  • vehement,
  • frightful,
  • Venenate,
  • dastardly,
  • Hard-hearted,
  • reproachful,
  • rascally,
  • licentious,
  • contaminated,
  • shameful,
  • crusty,
  • sorry,
  • barbarous,
  • Disserviceable,
  • appalling,
  • demonic,
  • attitude,
  • detestable,
  • malefic,
  • fearsome,
  • sinful,
  • unpropitious,
  • lustful,
  • abominable,
  • profligate,
  • acerbic,
  • violent,
  • satiric,
  • explosive,
  • imputable,
  • invalid,
  • Fiendish,
  • curmudgeonly,
  • dog-eat-dog,
  • culpable,
  • toxicant,
  • despiteful,
  • abject,
  • misdo,
  • incisive,
  • unkind,
  • trip,
  • diabolical,
  • bloody,
  • unrighteous,
  • ornery,
  • ravening,
  • excruciating,
  • crabbed,
  • unethical,
  • rough,
  • Ignoratio Elenchi,
  • improper,
  • unspeakable,
  • untrustworthy,
  • lascivious,
  • wolfish,
  • eye,
  • insensitive,
  • unrespectable,
  • impure,
  • wretched,
  • sinning,
  • peccant,
  • sarcastic,
  • disgraceful,
  • hard,
  • sadistic,
  • immoral,
  • demoniacal,
  • ominous,
  • rotten,
  • predatory,
  • misbehave,
  • pitiful,
  • purposeless,
  • septic,
  • discolored,
  • pestilent,
  • vile,
  • blistering,
  • surly,
  • violently,
  • inexpedient,
  • beastly,
  • ne'er-do-well,
  • intense,
  • egregious,
  • incorrect,
  • cantankerous,
  • noncivilized,
  • uncharitable,
  • louche,
  • disorderly,
  • unskillful,
  • base,
  • exceptionable,
  • Brutalized,
  • unpardonable,
  • villainous,
  • full-frontal,
  • unlawful,
  • irreclaimable,
  • flagrant,
  • disadvantageous,
  • vitriolic,
  • lawless,
  • monstrous,
  • felonious,
  • bloodthirsty,
  • forget oneself,
  • aggressive,
  • fierce,
  • offend,
  • inauspicious,
  • horrendous,
  • bad-tempered,
  • awful,
  • libellous,
  • morbid,
  • useless,
  • scathing,
  • undutiful,
  • debauched,
  • abhorrent,
  • indecent,
  • corroding,
  • unhealthy,
  • abandoned,
  • furious,
  • guilty,
  • deplorable,
  • wild,
  • unprovoked,
  • Mephitical,
  • grim,
  • unkindly,
  • intensive,
  • shady,
  • rigorous,
  • poisonous,
  • draconian,
  • indecorous,
  • petulant,
  • counterproductive,
  • sin,
  • brutalize,
  • almighty,
  • woeful,
  • inconsiderate,
  • slashing,
  • diabolic,
  • blackguardly,
  • infamous,
  • trenchant,
  • wanton,
  • animal,
  • debased,
  • bloody-minded,
  • hate,
  • unmerciful,
  • disagreeable,
  • remorseless,
  • incorrigible,
  • blameworthy,
  • answerable,
  • Disrespectable,
  • irredeemable,
  • unruly,
  • odious,
  • questionable,
  • unprincipled,
  • lewd,
  • unsporting,
  • untamed,
  • insubordinate,
  • sulphurous,
  • Viperous,
  • bitchy,
  • criminal,
  • cannibalistic,
  • feral,
  • rude,
  • bestial,
  • disreputable,
  • abusive,
  • unpleasant,
  • censurable,
  • Envenomed,
  • murderous,
  • detrimental,
  • ill,
  • harsh,
  • degraded,
  • go astray,
  • scandalous,
  • atrocious,
  • inferior,
  • infernal,
  • Uncommendable,
  • unconscionable,
  • stinging,
  • cruel,
  • pestiferous,
  • despicable,
  • Fiendlike,
  • wasted,
  • fury,
  • prostitute,
  • unregenerate,
  • macabre,
  • dreadful,
  • unjustified,
  • hideous,
  • caustic,
  • immodest,
  • biting,
  • Slavering,
  • refractory,
  • libidinous,
  • shameless,
  • barbarian,
  • ungodly,
  • brutish,
  • savage,
  • rank,
  • err,
  • motiveless,
  • nefarious,
  • malign,
  • thuggish,
  • unfair,
  • miscreant,
  • brutal,
  • horrid,
  • heavy-duty,
  • resistant,
  • badly,
  • ugly,
  • relentless,
  • Backbiting,
  • tart,
  • Stony-hearted,
  • demoralized,
  • homicidal,
  • grievous,
  • hellacious,
  • unsavory,
  • uncivilised,
  • corrupting,
  • ungentle,
  • ferocious.

Antonyms for Vicious:

• adj.

  • corrupt, wrong
    friendly, calm, good, honorable, mild, civilized, pure, respectable, right, pleasant, kind, glorious, moral, tame, innocent, nice, gentle, virtuous.
  • nasty, hateful
    forgiving, helpful, moderate, upright, peaceful, sympathetic, thoughtful, decent, loving.
  • Other antonyms:
    blameless, pure, complaisant, seemly, soft, decreased, licensed, pitying, correct, compliant, endorsed, amorous, subdued, feeble, immaculate, companionable, sweet, humanitarian, commendable, weak, unobjectionable, permissible, peaceable, friendly, respected, irreproachable, worthy, lenient, squeaky-clean, genial, nightly, gentle, pacific, permitted, altruistic, moderated, cultured, cordial, venerable, proper, nocturnal, approved, warm, high, toned, mild, agreeable, lessened, authorized, incorruptible, eased, guiltless, just, merciful, white, uncorrupted, obliging, affectionate, amiable, creditable, decorous, perfect, supported, esteemed, chaste, light, pleasant, submissive, peaceful, wholesome, civilized, lawful, moderate, unaggressive, congenial, charitable, spotless, amicable, inoffensive, tame, philanthropic, reduced, exemplary, clement, shallow, meritorious, comradely, loving, affable, lily-white, high-minded, human, legitimate, upright, gracious, sanctioned, diminished, unerring, upstanding, alleviated, encouraged, law-abiding, hearty, superficial, reputable, benign, qualified.