| Main Entry: | iffy |
| Part of Speech: | adjective |
| Definition: | uncertain |
Synonyms: |
capricious, chancy, conditional, dicey, doubtful, erratic, fluctuant, in lap of gods, incalculable, problematic, undecided, unpredictable, unsettled, up in the air, whimsical |
Antonyms: |
certain, definite, reliable, sure |
| 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: | conditional |
| Part of Speech: | adjective |
| Definition: | dependent |
Synonyms: |
codicillary, contingent, depending on, fortuitous, granted on certain terms, guarded, iffy, incidental, inconclusive, limited, modified, not absolute, obscure, provisional, provisory, qualified, relative, reliant, relying on, restricted, restrictive, subject to, tentative, uncertain, with grain of salt, with reservations, with strings attached |
Antonyms: |
independent, unconditional, unlimited, unqualified, unrestricted |
| Main Entry: | debatable |
| Part of Speech: | adjective |
| Definition: | controversial |
Synonyms: |
arguable, between rock and hard place, between sixes and sevens, betwixt and between, bone of contention, borderline, chancy, contestable, disputable, doubtful, dubious, iffy, in dispute, moot, mootable, open to question, problematic, problematical, questionable, the jury's out, touch and go, uncertain, undecided, unsettled, up for discussion |
Antonyms: |
certain, inarguable, incontrovertible, indubious, questionable, sure, uncontestable, undoubted |
| Main Entry: | dicey |
| Part of Speech: | adjective |
| Definition: | risky |
Synonyms: |
capricious, chancy, dangerous, difficult, erratic, fluctuant, iffy, incalculable, ticklish, tricky, uncertain, unpredictable, whimsical |
Antonyms: |
certain, safe, sure |
| 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: | dubious |
| Part of Speech: | adjective |
| Definition: | doubtful |
Synonyms: |
arguable, chancy, debatable, diffident, disputable, dubitable, equivocal, far-fetched, fishy, fly-by-night, hesitant, iffy, improbable, indecisive, moot, mootable, open, perplexed, problematic, questionable, reluctant, shady, skeptical, suspect, suspicious, touch and go, trustless, unassured, uncertain, unclear, unconvinced, undecided, undependable, unlikely, unreliable, unsure, untrustworthy, untrusty, wavering |
Antonyms: |
certain, definite, doubtless, positive, reliable, sure, trustworthy, trusty, undoubtful |
| Main Entry: | erratic |
| Part of Speech: | adjective |
| Definition: | unpredictable; wandering |
Synonyms: |
aberrant, abnormal, anomalous, arbitrary, bizarre, capricious, changeable, desultory, devious, dicey, directionless, dubious, eccentric, fitful, flaky*, fluctuant, idiosyncratic, iffy, incalculable, inconsistent, inconstant, irregular, meandering, mercurial, nomadic, oddball, peculiar, planetary, rambling, roving, shifting, spasmodic, strange, stray, uncertain, undirected, unnatural, unreliable, unstable, unusual, vagarious, variable, volatile, wayward, weird, whimsical |
Antonyms: |
certain, consistent, definite, dependable, predictable, regular, reliable, steady, sure, unchanging |
| Main Entry: | improbable |
| Part of Speech: | adjective |
| Definition: | not likely |
Synonyms: |
doubtful, dubious, fanciful, far-fetched, flimsy*, hundred-to-one, iffy, implausible, inconceivable, not expected, outside chance, questionable, rare, slim, slim and none, unbelievable, uncertain, unconvincing, unheard of, unimaginable, unlikely, unsubstantial, weak |
Antonyms: |
believable, likely, ostensible, plausible, possible, probable, tenable |
| Main Entry: | incalculable |
| Part of Speech: | adjective |
| Definition: | countless, limitless |
Synonyms: |
boundless, capricious, chancy, enormous, erratic, fluctuant, iffy, immense, incomputable, inestimable, infinite, innumerable, jillion, measureless, no end of, no end to, numberless, uncertain, uncountable, unfixed, unforeseen, unpredictable, unreckonable, untold, vast, whimsical, without number, zillion |
Antonyms: |
calculable, countable, limited, measurable |