485 synonyms found

Pronunciation:

[ pɜːnˈɪʃəs], [ pɜːnˈɪʃəs], [ p_ɜː_n_ˈɪ_ʃ_ə_s]

Similar words for pernicious:

• all (adjective)
• bad, hurtful (adjective)
• baleful (adjective)
• baneful (adjective)
• calamitous (adjective)
• cruel (adjective)
• cursed (adjective)
• deadly (adjective)
• deleterious (adjective)
• destructive (adjective)
• evil (adjective)
• fatal (adjective)
• harmful (adjective)
• hurtful (adjective)
• inimical (adjective)
• injurious (adjective)
• insalubrious (adjective)
• lethal (adjective)
• malevolent (adjective)
• malicious (adjective)
• mephitical (adjective)
• mischievous (adjective)
• noisome (adjective)
• other relevant words (adjective)
• pestilent/pestilential (adjective)
• poison/poisonous (adjective)
• sinister (adjective)
• unsalutary (adjective)
• unwholesome (adjective)
• other relevant words (noun)
• other relevant words (verb)
• other synonyms
• other relevant words (noun)

Paraphrases for pernicious

Synonyms for Pernicious:

• adj.

  • all (adjective)
  • pernicious,
  • subtle,
  • insidious.
  • bad, hurtful (adjective)
  • offensive,
  • ruinous,
  • maleficent,
  • miasmic,
  • poisonous,
  • pestilent,
  • prejudicial,
  • mortal,
  • malevolent,
  • nefarious,
  • iniquitous,
  • dangerous,
  • killing,
  • venomous,
  • damaging,
  • wicked,
  • devastating,
  • malicious.
  • baleful (adjective)
  • fore-boding,
  • fore boding,
  • most foreboding,
  • more foreboding.
  • baneful (adjective)
  • malefic.
  • calamitous (adjective)
  • un fortunate,
  • un-fortunate,
  • un-favorable,
  • most blighting,
  • more blighting,
  • un favorable.
  • cruel (adjective)
  • most inhuman,
  • in-humane,
  • re vengeful,
  • more demoniac,
  • most brutish,
  • in human,
  • in-human,
  • painful,
  • un natural,
  • most demoniac,
  • cold blooded,
  • de-generate,
  • in exorable,
  • un-natural,
  • in humane,
  • un kindest,
  • more hard hearted,
  • un-kindest,
  • un kinder,
  • de generate,
  • most hard hearted,
  • re-vengeful,
  • more brutish,
  • un-kind,
  • most hard-hearted,
  • un-feeling,
  • un-relenting,
  • un-kinder,
  • more hard-hearted,
  • un feeling,
  • flinty,
  • hard hearted,
  • un kind,
  • monstrous,
  • un relenting,
  • in-exorable.
  • cursed (adjective)
  • dis-gusting,
  • in-famous,
  • in famous,
  • infamous,
  • heinous,
  • dis gusting.
  • deadly (adjective)
  • more slaying,
  • most death-dealing,
  • more carcinogenic,
  • most slaying,
  • more killing,
  • de-stroying,
  • most killing,
  • most deathdealing,
  • most carcinogenic,
  • murderous,
  • more death-dealing,
  • de stroying,
  • deathdealing,
  • more destroying,
  • more mortiferous,
  • most death dealing,
  • more deathdealing,
  • most mortiferous,
  • more death dealing,
  • most destroying,
  • death dealing.
  • deleterious (adjective)
  • most nocent,
  • pre judicious,
  • pre-judicial,
  • most ruining,
  • more prejudicious,
  • more nocent,
  • most prejudicious,
  • more ruining,
  • pre-judicious,
  • pre judicial.
  • destructive (adjective)
  • Extirpative,
  • Wreckful,
  • Wrackful,
  • Lethiferous,
  • feller,
  • Eradicative.
  • evil (adjective)
  • corrupting,
  • no good,
  • unpropitious.
  • fatal (adjective)
  • in curable,
  • illstarred,
  • ill-starred,
  • illfated,
  • in evitable,
  • ill starred,
  • in-evitable,
  • in-curable,
  • ill fated.
  • harmful (adjective)
  • Harassing.
  • hurtful (adjective)
  • most wounding,
  • up-setting,
  • up setting,
  • more wounding,
  • more hurting,
  • most hurting.
  • inimical (adjective)
  • unwelcoming,
  • Oppugnant,
  • inimicable,
  • ill-disposed.
  • injurious (adjective)
  • un juster,
  • more unconducive,
  • opprobrious,
  • un justest,
  • un conducive,
  • unconducive,
  • most libeling,
  • un-juster,
  • un-just,
  • un-justest,
  • most unconducive,
  • un just,
  • un-conducive,
  • more libeling.
  • insalubrious (adjective)
  • in-salubrious,
  • in salubrious.
  • lethal (adjective)
  • necrotic.
  • malevolent (adjective)
  • bad-natured.
  • malicious (adjective)
  • most uncool,
  • un-cool,
  • green eyed,
  • un cool,
  • more uncool,
  • greeneyed,
  • most cussed,
  • more cussed.
  • mephitical (adjective)
  • Mephitical.
  • mischievous (adjective)
  • most dickens,
  • most illbehaved,
  • mis behaving,
  • more ill behaved,
  • ex-asperating,
  • mis-behaving,
  • more dickens,
  • most rascally,
  • impish,
  • most ill behaved,
  • most vexing,
  • most exasperating,
  • most ill-behaved,
  • holy terror,
  • ill behaved,
  • more misbehaving,
  • more vexing,
  • most misbehaving,
  • pre carious,
  • more rascally,
  • more illbehaved,
  • ex asperating,
  • more rascal,
  • more exasperating,
  • most rascal,
  • mischievous,
  • more ill-behaved,
  • pre-carious,
  • illbehaved,
  • teasing.
  • noisome (adjective)
  • yucky,
  • Insalutary,
  • mephitic.
  • Other relevant words: (adjective)
  • detrimental,
  • fatal,
  • Mortiferous,
  • insalubrious,
  • toxicant,
  • dickens,
  • baneful,
  • Miasmatic,
  • inimical,
  • hurtful,
  • noisome,
  • pathological,
  • septic,
  • harmful,
  • calamitous,
  • demoniac,
  • malign,
  • Doomful,
  • prejudicious,
  • lethal,
  • inhumane,
  • pestiferous,
  • Hard-hearted,
  • carcinogenic,
  • destructive,
  • toxiferous,
  • deleterious,
  • nocent,
  • toxic,
  • coldblooded,
  • pestilential,
  • baleful,
  • virulent,
  • death-dealing,
  • evil,
  • blackhearted,
  • Unnutritious,
  • injurious,
  • sinister,
  • cruel,
  • ill-behaved,
  • cursed,
  • harmful baneful,
  • deadly,
  • uncool,
  • rascally,
  • brutish,
  • unsalutary,
  • noxious.
  • pestilent/pestilential (adjective)
  • more tainting,
  • most contaminating,
  • dis eased,
  • dis-eased,
  • most tainting,
  • more pestilent,
  • more contaminating.
  • poison/poisonous (adjective)
  • most infective,
  • more infective,
  • infective,
  • more toxiferous,
  • most miasmatic,
  • more septic,
  • most toxiferous,
  • most septic,
  • more miasmatic.
  • sinister (adjective)
  • dis-honest,
  • un-luckier,
  • more blackhearted,
  • most blackhearted,
  • dis-quieting,
  • un luckier,
  • dis honest,
  • Ill-boding,
  • dis quieting,
  • portentous,
  • illboding,
  • ill boding,
  • in auspicious,
  • most doomful,
  • un lucky,
  • un luckiest,
  • more doomful,
  • in-auspicious,
  • un-lucky.
  • unsalutary (adjective)
  • un-salutary,
  • un salutary.
  • unwholesome (adjective)
  • most unnutritious,
  • un-soundest,
  • un sounder,
  • un-cleaner,
  • un clean,
  • un-nutritious,
  • more unnutritious,
  • more pathological,
  • most pathological,
  • more contaminated,
  • un cleanest,
  • un cleaner,
  • un nutritious,
  • un-cleanest,
  • un-sounder,
  • un-sound,
  • un wholesome,
  • un sound,
  • un-wholesome.

• n.

  •
  • hazardous,
  • unsafe,
  • perilous,
  • risky,
  • disastrous.
  •
  • malignant,
  • help.
  • Other relevant words: (noun)
  • corrupt.

• v.

  • Other relevant words: (verb)
  • attribution.

• Other synonyms:

  •
  • Poisoned.
  • Other relevant words (noun):
  • polluted,
  • iii,
  • bitter,
  • destroyer,
  • brutally,
  • grievance,
  • life-threatening,
  • disadvantageous,
  • damnable,
  • catastrophic,
  • adverse,
  • counter-productive,
  • bad,
  • sickening,
  • odious,
  • impairment,
  • distressful,
  • badly,
  • elusive,
  • debased,
  • terrible,
  • repulsive,
  • criminally,
  • corruption,
  • unhygienic,
  • despicable,
  • dreadful,
  • degeneracy,
  • deathly,
  • sneaky,
  • counterproductive,
  • harmfulness,
  • ill,
  • sinfulness,
  • perniciousness,
  • unhealthy,
  • Sinisterly,
  • hateful,
  • Scathful,
  • roguishly,
  • iniquity,
  • internecine,
  • execrable,
  • spiteful,
  • not good,
  • corrosive,
  • sin,
  • maliciously,
  • savage,
  • disservice,
  • abominable,
  • disastrously,
  • wound,
  • abhorrent,
  • viciously,
  • obnoxiously,
  • Nocuous,
  • infernal,
  • cataclysmic,
  • invidious,
  • dead,
  • harm,
  • illy,
  • murderer,
  • unhappily,
  • disadvantageously,
  • furtive,
  • injustice,
  • fell,
  • diabolic,
  • veneniferous,
  • nasty,
  • unhealthful,
  • blacken,
  • crippling,
  • inauspiciously,
  • atrocious,
  • severely,
  • adversely,
  • hideous,
  • wrongly,
  • awful,
  • vitiated,
  • mischievousness,
  • prejudicially,
  • base,
  • unpleasantly,
  • depravity,
  • repugnant,
  • detrimentally,
  • injuriousness,
  • unrighteous,
  • calamitously,
  • poorly,
  • tumbledown,
  • venenous,
  • meanly,
  • disadvantage,
  • inadequately,
  • rotten,
  • disgusting,
  • offensively,
  • venomously,
  • swart,
  • foul,
  • sinfully,
  • damagingly,
  • detriment,
  • hurtfulness,
  • outrageous,
  • injuriously,
  • suicidal,
  • mischief,
  • unfortunately,
  • underhand,
  • wickedness,
  • distressing,
  • mischievously,
  • wickedly,
  • dire,
  • corroding,
  • feral,
  • villainous,
  • sadly,
  • evilly,
  • Malignly,
  • unfavourable,
  • horrid,
  • brutal,
  • corruptive,
  • unluckily,
  • awfully,
  • Assassin,
  • Scatheful,
  • sinful,
  • injury,
  • deleteriously,
  • repellent,
  • mischief-making,
  • hurtfully,
  • misbegotten,
  • distastefully,
  • balefully,
  • loathsome,
  • malignancy,
  • ominously,
  • tragic,
  • naughtily,
  • threateningly,
  • killer,
  • ominous,
  • unwholesome,
  • vile,
  • treacherous,
  • spitefully,
  • inconveniently,
  • horrible,
  • damage,
  • accursed,
  • bruise,
  • harmfully,
  • revolting,
  • detestable,
  • Venenate,
  • painfully,
  • vicious,
  • nauseous,
  • perniciously,
  • guiltily,
  • vice,
  • Disserviceable,
  • balefulness,
  • nastily,
  • poisonously,
  • Deathful,
  • dreadfully.

Paraphrases for Pernicious:

• Equivalence

  • Adjective
    deleterious, noxious.

• Independent

  • Adjective
    abominable, bad, catastrophic, counterproductive, crippling, deadly, dire, disadvantageous, disruptive, dreadful, egregious, fatal, fateful, hazardous, heinous, horrendous, ill, ill-fated, inclement, insidious, kinky, lethal, malicious, malign, nefarious, obnoxious, odious, ominous, perilous, perverted, prejudicial, reprehensible, ruinous, sinister, unfavourable, unfortunate, unhealthy, unholy, unsound, virulent, warped, wicked.

• Other Related

  • Adjective
    adverse, calamitous, dangerous, destructive, detrimental, devastating, disastrous, evil, malignant, negative, perverse, poisonous, undesirable, vicious.