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monstrous - 20 thesaurus results
| Main Entry: | monstrous |
| Part of Speech: | adjective |
| Definition: | unnatural, shocking |
| Synonyms: | aberrant, abnormal, atrocious, cruel, desperate, devilish, diabolical, disgraceful, dreadful, egregious, evil, fiendish, flagitious, foul, freakish, frightful, grotesque, gruesome, heinous, hellish, hideous, horrible, infamous, inhuman, intolerable, loathsome, macabre, morbid, obscene, odious, ominous, outrageous, preposterous, rank, satanic, scandalous, terrible, uncanny, unusual, vicious, villainous, horrendous, horrifying, miscreated, teratoid |
| Antonyms: | average, common, expected, natural, ordinary, standard |
| Main Entry: | monstrous |
| Part of Speech: | adjective |
| Definition: | very large |
| Synonyms: | colossal, elephantine, enormous, fantastic, gargantuan, giant, gigantic, grandiose, great, huge, immense, impressive, magnificent, mammoth, massive, monumental, prodigious, stupendous, titanic, towering, tremendous, vast, whopping, cracking |
| Antonyms: | little, miniature, small, tiny |
| Main Entry: | barbarous |
| Part of Speech: | adjective |
| Definition: | crude, savage |
| Synonyms: | atrocious, barbarian, barbaric, brutal, coarse, cruel, ferocious, heartless, ignorant, inhuman, monstrous, primitive, rough, rude, ruthless, sadistic, truculent, uncivil, uncivilized, uncouth, uncultured, unsophisticated, vicious, vulgar, wicked, wild, brutish, inhumane, wolfish |
| Notes: | barbaric pertains to crudeness and uncivility (based on Greek barbaros 'foreign'); barbarous pertains to cruelty, harshness, and immorality |
| Antonyms: | civilized, cultured, educated, kind, nice, polite, refined, sophisticated |
| Main Entry: | colossal |
| Part of Speech: | adjective |
| Definition: | very large |
| Synonyms: | blimp*, elephantine, enormous, gargantuan, giant, gigantic, huge, humongous*, immense, jumbo, mammoth, monstrous, mountainous, super, titanic, vast, barn door, behemothic, cyclopean, mondo |
| Antonyms: | small, teeny, tiny |
* = informal/non-formal usage
| Main Entry: | cruel |
| Part of Speech: | adjective |
| Definition: | vicious, pitiless; causing pain |
| Synonyms: | atrocious, barbarous, bestial, bitter, bloodthirsty, brutal, callous, cold-blooded, degenerate, depraved, evil, excruciating, ferocious, fierce, flinty, hard, harsh, hateful, heartless, hellish, implacable, inexorable, inhuman, malevolent, merciless, monstrous, painful, pernicious, poignant, relentless, revengeful, ruthless, sadistic, sinful, spiteful, tyrannical, unfeeling, unkind, unnatural, unrelenting, vengeful, vicious, virulent, wicked, brutish, demoniac, hard-hearted, inhumane, rancorous |
| Antonyms: | charitable, compassionate, considerate, feeling, gentle, kind, merciful, sympathetic, thoughtful, uncruel |
| Main Entry: | detestable |
| Part of Speech: | adjective |
| Definition: | loathsome, abominable |
| Synonyms: | abhorrent, accursed, atrocious, awful, despicable, disgusting, execrable, gross*, hateful, heinous, lousy, maggot, monstrous, obnoxious, odious, offensive, outrageous, repugnant, repulsive, revolting, rotten, shocking, sorry, vile, abhorred, godawful, grody, hateable, horrid, low-down |
| Antonyms: | admirable, adorable, respectable, respected, adored, cherished, likeable, loveable, prized |
* = informal/non-formal usage
| Main Entry: | diabolic |
| Part of Speech: | adjective |
| Definition: | evil, fiendish |
| Synonyms: | atrocious, cruel, damnable, demonic, devilish, hellish, impious, infernal, monstrous, nasty, nefarious, satanic, serpentine, shocking, unhallowed, unpleasant, vicious, vile, villainous, wicked, Mephistophelian, demoniac |
| Antonyms: | gentle, kind, moral, nice |
| Main Entry: | disgusting |
| Part of Speech: | adjective |
| Definition: | sickening; repulsive |
| Synonyms: | abominable, awful, beastly, cloying, creepy, detestable, distasteful, foul, frightful, ghastly, gross*, gruesome, hateful, hideous, icky*, loathsome, lousy, macabre, monstrous, nasty, nauseating, noisome, objectionable, obnoxious, odious, offensive, outrageous, repellent, repugnant, revolting, rotten, scandalous, shameless, shocking, sleazy*, stinking, vile, vulgar, yucky*, grody, horrid, horrific, nerdy, satiating, scuzzy, sleazeball, surfeiting, yecchy |
| Antonyms: | attractive, desirous, pleasant, pleasing |
* = informal/non-formal usage
| Main Entry: | dreadful |
| Part of Speech: | adjective |
| Definition: | horrible, frightening |
| Synonyms: | abominable, alarming, appalling, atrocious, awful, bad, beastly, creepy*, dire, distressing, fearful, formidable, frightful, frozen, ghastly, grievous, grim, gross*, hideous, icky*, lousy, mean, monstrous, rotten, shameful, shocking, spooky, terrible, terrific, tragic, tremendous, wicked, godawful, grody, horrendous, horrific, shuddersome |
| Antonyms: | pleasant, pleasing, welcomed, wonderful |
* = informal/non-formal usage
| Main Entry: | egregious |
| Part of Speech: | adjective |
| Definition: | outstandingly bad; outrageous |
| Synonyms: | arrant, atrocious, capital, deplorable, extreme, flagrant, glaring, grievous, gross*, heinous, infamous, insufferable, intolerable, monstrous, nefarious, notorious, outright, preposterous, rank, scandalous, shocking, stark |
| Antonyms: | little, minor, secondary, slight |
* = informal/non-formal usage
| Main Entry: | elephantine |
| Part of Speech: | adjective |
| Definition: | huge |
| Synonyms: | big, colossal, enormous, extensive, gargantuan, giant, gigantic, grand, great, humongous, immense, jumbo*, large, mammoth, massive, monstrous, monumental, mountainous, titanic, towering, behemothic |
* = informal/non-formal usage
| Main Entry: | enormous |
| Part of Speech: | adjective |
| Definition: | very large |
| Synonyms: | blimp*, colossal, excessive, gargantuan, gigantic, gross, huge, humongous, immense, jumbo*, mammoth, massive, monstrous, mountainous, prodigious, stupendous, titanic*, tremendous, vast, whopping, astronomic, barn door, super-colossal |
| Antonyms: | insignificant, little, minute, small, tiny |
* = informal/non-formal usage
| Main Entry: | execrable |
| Part of Speech: | adjective |
| Definition: | horrible, sickening |
| Synonyms: | abhorrent, abominable, accursed, atrocious, confounded, cursed, damnable, defective, deplorable, despicable, detestable, disgusting, foul, hateful, heinous, loathsome, low, monstrous, nauseous, obnoxious, odious, offensive, repulsive, revolting, vile, wretched, horrific |
| Antonyms: | nice, pleasant |
| Main Entry: | fiercely |
| Part of Speech: | adverb |
| Definition: | violently, menacingly |
| Synonyms: | angrily, awfully, boldly, brutally, forcefully, forcibly, hard, impetuously, madly, mightily, monstrous, passionately, roughly, savagely, severely, tempestuously, terribly, tooth and nail*, viciously, wildly, ferociously, frantically, frenziedly, frighteningly, furiously, horribly, in a frenzy, irresistibly, like cats and dogs, maleficiently, malevolently, malignly, no holds barred, riotously, stormily, threateningly, tigerishly, turbulently, uncontrollably, vehemently, venomously, with bared teeth |
| Antonyms: | gently, kindly, mildly, quietly, tamely |
* = informal/non-formal usage
| Main Entry: | freakish |
| Part of Speech: | adjective |
| Definition: | abnormal, unusual |
| Synonyms: | aberrant, arbitrary, bizarre, capricious, crazy, erratic, fantastic, far-out, grotesque, malformed, monstrous, odd, outlandish, preternatural, queer, strange, unconventional, wayward, weird, whimsical, wild, freaky, outré, vagarious |
| Antonyms: | common, general, natural, normal, ordinary, standard, usual |
| Main Entry: | gargantuan |
| Part of Speech: | adjective |
| Definition: | very large |
| Synonyms: | big, colossal, elephantine, enormous, giant, gigantic, huge, humongous, immense, jumbo, mammoth, massive, monstrous, monumental, mountainous, prodigious, titanic, towering, tremendous, vast, whopping*, heavyweight, leviathan, super-colossal, super-duper |
| Antonyms: | little, small, tiny, miniscule |
* = informal/non-formal usage
| Main Entry: | ghoulish |
| Part of Speech: | adjective |
| Definition: | hideous, scary |
| Synonyms: | cruel, demonic, devilish, diabolical, eerie, fiendish, frightening, ghastly, grim, grisly, gruesome, horrible, macabre, monstrous, morbid, revolting, spooky, terrifying, spine-chilling |
| Main Entry: | giant |
| Part of Speech: | adjective |
| Definition: | very large |
| Synonyms: | Herculean*, big, blimp*, brobdingnagian*, colossal, elephantine*, enormous, gargantuan, gigantic, gross*, huge, hulking, humongous*, immense, jumbo*, mammoth, monstrous*, mountainous, prodigious, titanic, vast, cyclopean, super-duper, whale of a, whaling |
| Antonyms: | dwarf, little, miniature, minor, small, teeny, tiny, miniscule |
* = informal/non-formal usage
| Main Entry: | gigantic |
| Part of Speech: | adjective |
| Definition: | very large |
| Synonyms: | Herculean*, blimp, brobdingnagian*, colossal, elephantine, enormous, gargantuan, giant, gross*, huge, immense, jumbo*, mammoth, massive, monster, monstrous, prodigious, stupendous, tremendous, vast, whopping*, Moby, cyclopean, super-colossal, titan |
| Antonyms: | little, miniature, small, teeny, tiny, dwarfed, miniscule |
* = informal/non-formal usage
| Main Entry: | grievous |
| Part of Speech: | adjective |
| Definition: | severe, painful; serious |
| Synonyms: | agonizing, appalling, atrocious, calamitous, damaging, deplorable, dire, dismal, disquieting, distressing, disturbing, dreadful, egregious, flagrant, glaring, grave, harmful, heavy*, heinous, hurtful, injurious, intolerable, lamentable, monstrous, mournful, offensive, onerous, oppressive, outrageous, pathetic, pitiful, sad, shameful, sharp, shocking, sorrowful, taxing, tough, tragic, troublesome, unbearable, villainous, weighty*, afflicting, heart-rending, upsetting, wounding |
| Antonyms: | good, harmless, pleasant |
* = informal/non-formal usage
Roget's 21st Century Thesaurus, Third Edition
Copyright © 2009 by the Philip Lief Group.
Cite This Source
Roget's 21st Century Thesaurus, Third Edition
Copyright © 2009 by the Philip Lief Group.
Cite This Source
Copyright © 2009, Dictionary.com, LLC. All rights reserved.

