| Main Entry: | unsure |
| Part of Speech: | adjective |
| Definition: | doubtful, insecure |
Synonyms: |
betwixt and between, borderline, distrustful, dubious, fluctuant, fly-by-night, hesitant, iffy, in a quandary, indecisive, indeterminate, irresolute, lacking, mistrustful, open, problematic, rootless, shaky, skeptical, suspicious, touch and go, unassured, uncertain, unclear, unconfident, unconvinced, undecided, undependable, unreliable, unstable, untrustworthy, untrusty, up for grabs, vacillating, wavering, weak, wimpy, wobbly |
Antonyms: |
certain, definite, secure, sure, undoubted |
| Main Entry: | ambivalent |
| Part of Speech: | adjective |
| Definition: | conflicting |
Synonyms: |
clashing, contradictory, debatable, doubtful, equivocal, fluctuating, hesitant, inconclusive, irresolute, mixed, opposed, uncertain, undecided, unresolved, unsure, vacillating, warring, wavering |
Antonyms: |
certain, definite, resolved, settled, sure, unequivocal |
| Main Entry: | arguable |
| Part of Speech: | adjective |
| Definition: | debatable |
Synonyms: |
contentious, controversial, disputable, doubtful, dubious, moot, open to question, questionable, sub judice, uncertain, unsure |
Antonyms: |
certain |
| Main Entry: | diffident |
| Part of Speech: | adjective |
| Definition: | hesitant; unconfident |
Synonyms: |
backward, bashful, blenching, chary, constrained, coy, demure, distrustful, doubtful, dubious, flinching, humble, insecure, meek, modest, mousy, rabbity, reluctant, reserved, retiring, self-conscious, self-effacing, sheepish, shrinking, shy, suspicious, timid, timorous, unassertive, unassuming, unassured, unobtrusive, unpoised, unsure, withdrawn |
Antonyms: |
bold, confident |
| 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: | doubtful |
| Part of Speech: | adjective |
| Definition: | not believing |
Synonyms: |
agnostic, baffled, confused, discomposed, disconcerted, distracted, distrustful, disturbed, doubting, dubious, equivocal, faithless, faltering, flustered, hesitant, hesitating, in a quandary, in clouds, in dilemma, indecisive, irresolute, like doubting Thomas, lost, not following, of two minds, perplexed, puzzled, questioning, skeptical, suspicious, tentative, theoretical, troubled, uncertain, unconvinced, undecided, unresolved, unsettled, unsure, vacillating, wavering, without belief |
Antonyms: |
believing, certain, confident, convinced, sure, trusting |
| 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: | fly-by-night |
| Part of Speech: | adjective |
| Definition: | unreliable and shady |
Synonyms: |
brief, cowboy, disreputable, dubious, ephemeral, evanescent, fleeting, here-today-gone-tomorrow, impermanent, irresponsible, momentary, not to be relied upon, not to be trusted, passing, questionable, shady, shifty, short-lived, slimy*, slippery*, temporary, treacherous, trustless, undependable, unprofessional, unreliable, unsure, untrustworthy |
Antonyms: |
dependable, reliable, reputable, responsible, trustworthy |
| Main Entry: | hesitant |
| Part of Speech: | adjective |
| Definition: | uncertain, waiting |
Synonyms: |
afraid, averse, backward, dawdling, delaying, diffident, disinclined, doubtful, doubting, faltering, half-hearted, halting, hanging back, hesitating, indecisive, irresolute, lacking confidence, lazy, loath, reluctant, shy, skeptical, slow, tentative, timid, uneager, unpredictable, unsure, unwilling, vacillating, wavering |
Antonyms: |
certain, definite, resolute, sure, unhesitant, unwavering |
| Main Entry: | ill at ease |
| Part of Speech: | adjective |
| Definition: | not feeling at ease |
Synonyms: |
anxious, apprehensive, awkward, discomfited, disquieted, disturbed, doubtful, edgy, faltering, fidgety, hesitant, insecure, nervous, nervous, on edge, on edge, on pins and needles, on pins and needles, on tenterhooks, out of place, restless, self-conscious, shy, suspicious, tense, uncomfortable, uncomfortable, uneasy, unrelaxed, unsettled, unsure |
Antonyms: |
at ease, comfortable, content |