| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | dangerous, unpredictable |
| Synonyms: | chancy, dicey, difficult, hairy*, haphazard, hot*, insecure, parlous, perilous, precarious, risky, touchy, uncertain, unhealthy, unsafe, unsound, venturesome, wicked |
| Antonyms: | certain, guarded, predictable, protected, safe, secure |
| Main Entry: | awkward |
| Part of Speech: | adjective |
| Definition: | difficult to handle |
| Synonyms: | annoying, bulky, chancy, cramped, cumbersome, dangerous, disagreeable, discommodious, hard to use, hazardous, incommodious, inconvenient, perilous, risky, troublesome, uncomfortable, unhandy, unmanageable, unwieldy |
| Antonyms: | convenient, easy, straightforward |
| Main Entry: | chancy |
| Part of Speech: | adjective |
| Definition: | dangerous, risky |
| Synonyms: | capricious, contingent, dicey, erratic, fluctuant, fluky, hazardous, iffy, incalculable, precarious, problematic, problematical, rocky, speculative, ticklish, touchy, tricky, uncertain, unpredictable, unsound, whimsical |
| Antonyms: | certain, not dangerous, safe, secure, sure, tried |
| Main Entry: | critical |
| Part of Speech: | adjective |
| Definition: | urgently important |
| Synonyms: | acute, all-important, climacteric, conclusive, consequential, crucial, dangerous, deciding, decisive, desperate, determinative, dire, exceptive, grave, hairy*, hazardous, high-priority, integral, momentous, perilous, pivotal, precarious, pressing, risky, serious, significant, strategic, urgent, vital, weighty |
| Antonyms: | trivial, uncritical, unimportant |
| Main Entry: | desperate |
| Part of Speech: | adjective |
| Definition: | reckless, outrageous |
| Synonyms: | atrocious, audacious, bold, careless, dangerous, daring, death-defying, determined, devil-may-care, foolhardy, frantic, frenzied, furious, hasty, hazardous, headlong, headstrong, heinous, impetuous, incautious, madcap, monstrous, precipitate, rash, risky, scandalous, shocking, venturesome, violent, wild |
| Antonyms: | confident, content, satisfied, secure, unworried |
| Main Entry: | doubtful |
| Part of Speech: | adjective |
| Definition: | questionable, unclear |
| Synonyms: | ambiguous, borderline, chancy, clouded, contingent, debatable, dicey, disreputable, doubtable, dubious, dubitable, equivocal, far-fetched, fat chance, fishy, hazardous, hazy, iffy, impugnable, inconclusive, indecisive, indefinite, indeterminate, indistinct, insecure, long shot, obscure, on thin ice, open, pending, precarious, problematic, shady, sneaky*, speculative, suspect, suspicious, touch-and-go, touchy, uncertain, unconfirmed, undecided, uneasy, unsettled, unstable, unsure, up for grabs |
| Notes: | a person is capable of doubting, whereas a thing is dubitable; dubious, unlike doubtful, carries the connotation of suspicion |
| Antonyms: | certain, clear, confirmed, decided, definite, exact, resolved, settled, unquestionable |
| Main Entry: | explosive |
| Part of Speech: | adjective |
| Definition: | volatile, dangerous |
| Synonyms: | at the boiling point, bursting, charged, consequential, convulsive, detonating, detonative, ebullient, eruptive, fiery, forceful, frenzied, fulminant, fulminating, hazardous, impetuous, meteoric, overwrought, perilous, raging, rampant, stormy, tense, touchy, ugly, uncontrollable, unstable, vehement, violent, wild |
| Antonyms: | calm, peaceful, safe |
| Main Entry: | grave |
| Part of Speech: | adjective |
| Definition: | crucial, dangerous |
| Synonyms: | acute, afflictive, consequential, critical, deadly, destructive, dire, exigent, fatal, fell, grievous, hazardous, heavy*, important, killing*, life-and-death, major, momentous, of great consequence, ominous, perilous, pressing, serious, severe, significant, threatening, ugly, urgent, vital, weighty |
| Antonyms: | inconsequential, trivial, unimportant |
| 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 |