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| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | sick |
| Synonyms: | ailing, below par, debilitated, delicate, diseased, down, dragging, feeble, frail, ill, in a decline, in ill health, in poor health, infirm, invalid, laid low, out of action, out of shape, peaked, poorly, run-down, shaky, sickly, unsound, unwell, weak |
| Antonyms: | healthy, strong, well |
| Main Entry: | bad |
| Part of Speech: | adjective |
| Definition: | harmful |
| Synonyms: | damaging, dangerous, deleterious, detrimental, hurtful, injurious, ruinous, unhealthy |
| Notes: | badly is an adverb to describe an activity; bad is an adjective to describe a condition or state |
| Antonyms: | advantageous, beneficial, benevolent, good, honest, profitable, virtuous |
| Main Entry: | dangerous |
| Part of Speech: | adjective |
| Definition: | hazardous, troubling |
| Synonyms: | alarming, bad, breakneck, chancy, critical, dangersome, deadly, delicate, dynamite, exposed, fatal, formidable, hairy*, heavy*, hot*, impending, impregnable, insecure, jeopardous, loaded, malignant, menacing, mortal, nasty, on collision course, parlous, perilous, portentous, precarious, pressing, queasy, risky, serious, serpentine, shaky, speculative, terrible, thorny, threatening, ticklish, touch-and-go, touchy, treacherous, ugly*, unhealthy, unsafe, unstable, urgent, viperous, vulnerable, wicked |
| Antonyms: | careful, guarded, safe, secure, unhazardous, untroubled |
* = informal/non-formal usage
| Main Entry: | defective |
| Part of Speech: | adjective |
| Definition: | broken, not working |
| Synonyms: | abnormal, amiss, blemished, damaged, deficient, faulty, flawed, impaired, imperfect, inadequate, incomplete, injured, insufficient, lacking, on the bum, out of order, poor, seconds, sick, subnormal, unfinished, unhealthy, unsound, wanting |
| Notes: | defective means having a defect or fault, while deficient means inadequate or lacking in amount or degree |
| Antonyms: | excellent, faultless, flawless, perfect, unbroken |
| Main Entry: | degenerate |
| Part of Speech: | adjective |
| Definition: | corrupt, deteriorated |
| Synonyms: | base, debased, debauched, decadent, decayed, degenerated, degraded, demeaned, depraved, dissolute, effete, failing, fallen, flatitious, immoral, infamous, low, mean, miscreant, nefarious, overripe, perverted, retrograde, retrogressive, rotten, sinking, unhealthy, vicious, villainous, vitiated, wicked, worsen |
| Notes: | to degenerate means 'to decline in value, move lower on a scale' but to deteriorate means 'to worsen, to become lowered, or be reduced in value'; degenerate pertains more to character and virtue while deteriorate is more about loss of strength or vitality |
| Antonyms: | moral, upright, virtuous |
| Main Entry: | delicate |
| Part of Speech: | adjective |
| Definition: | sickly |
| Synonyms: | ailing, debilitated, decrepit, feeble, flimsy, fragile, frail, infirm, shatterable, shattery, slender, slight, susceptible, tender, unhealthy, weak |
| Antonyms: | healthful, healthy, strong |
| Main Entry: | depraved |
| Part of Speech: | adjective |
| Definition: | corrupt, immoral |
| Synonyms: | abandoned, bad, base, debased, debauched, degenerate, degraded, dirty*, dirty-minded, dissolute, evil, fast*, filthy*, flagitous, gone to the dogs, kinky*, lascivious, lewd, licentious, low, mean, miscreant, nefarious, perverted, profligate, putrid, rotten, shameless, sinful, twisted, unhealthy, unnatural, vicious, vile, villainous, vitiate, vitiated, wanton, warped, wicked |
| Antonyms: | good, honorable, just, moral, noble, pure, uncorrupt, upright, virtuous |
* = informal/non-formal usage
| Main Entry: | hairy |
| Part of Speech: | adjective |
| Definition: | dangerous |
| Synonyms: | chancy, difficult, hazardous, jeopardous, perilous, risky, scary, treacherous, uncertain, unhealthy, unsound, wicked |
| Antonyms: | calm, safe |
| Main Entry: | harmful |
| Part of Speech: | adjective |
| Definition: | injurious, hurtful |
| Synonyms: | adverse, bad, baleful, baneful, calamitous, cataclysmic, catastrophic, consumptive, corroding, corrupting, crippling, damaging, deleterious, destructive, detrimental, dire, disadvantageous, disastrous, evil, harassing, incendiary, inimical, internecine, malefic, malicious, malignant, menacing, mischievous, murderous, nocuous, noxious, painful, pernicious, pestiferous, pestilential, risky, ruinous, sinful, sinister, subversive, toxic, undermining, unhealthy, unsafe, unwholesome, virulent |
Roget's 21st Century Thesaurus, Third Edition
Copyright © 2013 by the Philip Lief Group.
Cite This Source
Copyright © 2013 by the Philip Lief Group.
Cite This Source
Copyright © 2013 Dictionary.com, LLC. All rights reserved.
