| Main Entry: | pernicious |
| Part of Speech: | adjective |
| Definition: | bad, hurtful |
Synonyms: |
baleful, damaging, dangerous, deadly, deleterious, destructive, detrimental, devastating, evil, fatal, harmful, iniquitous, injurious, killing, lethal, maleficent, malevolent, malicious, malign, malignant, miasmatic, miasmic, mortal, nefarious, noisome, noxious, offensive, pestiferous, pestilent, pestilential, poisonous, prejudicial, ruinous, sinister, toxic, venomous, virulent, wicked |
Antonyms: |
helpful, innocuous, kind, lovable, loving |
| Main Entry: | baleful |
| Part of Speech: | adjective |
| Definition: | menacing |
Synonyms: |
calamitous, deadly, dire, evil, foreboding, harmful, hurtful, injurious, malevolent, malignant, noxious, ominous, pernicious, ruinous, sinister, threatening, venomous, vindictive, woeful |
| Notes: | something is baleful that intends or portends harm or injury; something is baneful that produces harm or injury - thus, a glance may be baleful, an herb or poison baneful |
Antonyms: |
advantageous, auspicious, favorable, good, helping, promising |
| Main Entry: | baneful |
| Part of Speech: | adjective |
| Definition: | ruinous, injurious |
Synonyms: |
baleful, calamitous, deadly, deleterious, destructive, disastrous, evil, fatal, harmful, hurtful, malefic, noxious, pernicious, pestilent, pestilential, poisonous, venomous, wicked |
Antonyms: |
advantageous, beneficial, beneficient, fortunate, helpful, lucky |
| Main Entry: | calamitous |
| Part of Speech: | adjective |
| Definition: | disastrous; tragic |
Synonyms: |
adverse, afflictive, blighting, cataclysmic, catastrophic, deadly, deplorable, devastating, dire, fatal, grievous, harmful, heartbreaking, lamentable, messy, pernicious, regrettable, ruinous, unfavorable, unfortunate, woeful |
Antonyms: |
blessed, comforting, favorable, fortunate, happy, joyous, wonderful |
| Main Entry: | cruel |
| Part of Speech: | adjective |
| Definition: | vicious, pitiless; causing pain |
Synonyms: |
atrocious, barbarous, bestial, bitter, bloodthirsty, brutal, brutish, callous, cold-blooded, degenerate, demoniac, depraved, evil, excruciating, ferocious, fierce, flinty, hard, hard-hearted, harsh, hateful, heartless, hellish, implacable, inexorable, inhuman, inhumane, malevolent, merciless, monstrous, painful, pernicious, poignant, rancorous, relentless, revengeful, ruthless, sadistic, sinful, spiteful, tyrannical, unfeeling, unkind, unnatural, unrelenting, vengeful, vicious, virulent, wicked |
Antonyms: |
charitable, compassionate, considerate, feeling, gentle, kind, merciful, sympathetic, thoughtful, uncruel |
| Main Entry: | cursed |
| Part of Speech: | adjective |
| Definition: | detestable, hateful |
Synonyms: |
abominable, accursed, atrocious, damnable, devilish, disgusting, execrable, fiendish, heinous, infamous, infernal, loathsome, odious, pernicious, pestilential, vile |
Antonyms: |
great, kind, nice, sweet |
| Main Entry: | deadly |
| Part of Speech: | adjective |
| Definition: | causing end of life |
Synonyms: |
baleful, baneful, bloodthirsty, bloody, cannibalistic, carcinogenic, cruel, dangerous, death-dealing, deathly, deleterious, destroying, destructive, fatal, grim, harmful, homicidal, injurious, internecine, killing, lethal, malignant, mortal, mortiferous, murderous, noxious, pernicious, pestiferous, pestilent, pestilential, poisonous, ruthless, savage, slaying, suicidal, toxic, unrelenting, venomous, violent, virulent |
Antonyms: |
animating, energizing, harmless, healthful, healthy, invigorating, wholesome |
| Main Entry: | deleterious |
| Part of Speech: | adjective |
| Definition: | harmful, damaging |
Synonyms: |
bad, destroying, destructive, detrimental, hurtful, injurious, mischievous, nocent, nocuous, pernicious, prejudicial, prejudicious, ruining, ruinous |
Antonyms: |
aiding, assisting, helpful |
| Main Entry: | destructive |
| Part of Speech: | adjective |
| Definition: | injurious, devastating |
Synonyms: |
annihilative, baleful, baneful, calamitous, cancerous, cataclysmic, catastrophic, consumptive, cutthroat, damaging, deadly, deleterious, detrimental, dire, disastrous, eradicative, evil, extirpative, fatal, fell, harmful, hurtful, internecine, lethal, lethiferous, mortal, noisome, noxious, pernicious, pestiferous, pestilential, ruinous, slaughterous, suicidal, toxic, venomous, wrackful, wreckful |
Antonyms: |
aiding, assisting, building, creative, helpful, productive |
| Main Entry: | detrimental |
| Part of Speech: | adjective |
| Definition: | damaging, disadvantageous |
Synonyms: |
adverse, bad, baleful, deleterious, destructive, disturbing, evil, harmful, hurtful, ill, inimical, injurious, mischievous, negative, nocuous, pernicious, prejudicial, unfavorable |
Antonyms: |
advantageous, assisting, beneficial, helpful, profitable |