be doubtful about Synonym

doubtful, suspicious, questionable, uncertain, dubious, fishy, untrustworthy, shady, skeptical, wary, mistrustful, apprehensive, leery, unsure, hesitant, cautious, guarded, incredulous, disbelieving, unconvinced, problematic, unreliable, iffy, dodgy, unproven, unverified, unconfirmed, unsubstantiated, suspecting, distrustful [x]

debatable, arguable, disputable, questionable, controversial, contestable, open to debate, unresolved, unsettled, undecided, uncertain, doubtful, ambiguous, equivocal, inconclusive, contentious, problematic, at issue, up in the air, in doubt, in question, in dispute, under discussion, under consideration, under review, up for debate, open to question, not settled, not resolved, not decided, not certain, not clear, not definite, not established, not fixed, not sure, not conclusive, not determined, not final, not absolute, not definitive, not confirmed, not verified, not proven, not substantiated, not validated, not authenticated, not corroborated [x]

undecided, uncertain, hesitant, ambivalent, torn, conflicted, irresolute, wavering, doubtful, unsure, vacillating, indecisive, in a quandary, on the fence, in a dilemma, in doubt, in a state of uncertainty, in a state of indecision, in a state of flux, in a state of hesitation, in a state of ambivalence, in a state of conflict, in a state of irresolution, in a state of vacillation, in a state of doubt, in a state of wavering, in a state of indecisiveness [x]

doubtful, uncertain, questionable, suspicious, unsure, hesitant, skeptical, untrustworthy, unreliable, fishy, shady, ambiguous, equivocal, problematic, debatable, disputable, unclear, indefinite, iffy, unconvincing, inconclusive, wavering, vacillating, indecisive, unresolved, unsettled, precarious, suspect, dodgy, unproven, unsubstantiated, implausible, unpersuasive, dubious [x]

indeterminate, uncertain, ambiguous, unresolved, undecided, indefinite, unclear, unconvincing, vague, open-ended, inconclusive [x]

unsafe, unconfident, uncertain, unsure, self-doubting, anxious, apprehensive, nervous, hesitant, timid, vulnerable, shaky, unsteady, doubtful, uneasy, worried, fearful, lacking confidence, lacking assurance, lacking self-esteem, lacking self-confidence, lacking security, lacking stability, lacking certainty, lacking trust, lacking faith, lacking conviction, lacking courage, lacking boldness, lacking firmness, lacking resolve, lacking determination, lacking decisiveness, lacking strength, lacking fortitude, lacking resilience, lacking composure, lacking poise, lacking calmness, lacking tranquility, lacking peace, lacking serenity, lacking sureness, lacking steadiness, lacking balance, lacking equilibrium [x]

unforeseeable, erratic, uncertain, capricious, volatile, unstable, changeable, inconsistent, unreliable, whimsical, impulsive, mercurial, fickle, wayward, variable, random, haphazard, irregular, incalculable, undependable, fluctuating, temperamental, flighty, quirky, spontaneous, surprising, unexpected, unsteady, inconstant, fitful, mutable, shifting, wavering, unplanned, unanticipated, chance, arbitrary, sudden, ungovernable, uncontrollable, unrestrained, unregulated, unmethodical, unorganized, unstructured, disorderly, chaotic [x]

doubts, mistrust, skepticism, wariness, distrust, misgivings, qualms, apprehensions, uncertainties, reservations, conjectures surmises, speculations, hunches, intuitions, inklings, suspicions [x]

doubting, questioning, reconsidering, rethinking, hesitating, wavering, mistrusting, suspecting, challenging, disputing, vacillating, pondering, deliberating, reviewing, analyzing, critiquing, evaluating, reassessing, re-evaluating, reflecting, overthinking, scrutinizing, examining, contemplating, speculating, wondering, guessing, hypothesizing, surmising, inferring, deducing, conjecturing, assuming, presuming, doubting oneself, self-questioning, self-doubting, self-scrutinizing, self-reflecting, self-examining, self-pondering, self-deliberating, self-reviewing, self-analyzing, self-critiquing, self-evaluating, self-reassessing, self-re-evaluating [x]

Unstable, precarious, unsteady, insecure, shaky, wly, unsettled, volatile, unpredictable, erratic, fluctuating, changeable, inconsistent, turbulent, unreliable, fragile, frail, weak, tottering, teetering, unbalanced, unhinged, disordered, chaotic, tumultuous, disturbed, disorganized, rocky, dicey, iffy, touch-and-go, on edge, in flux, in turmoil, in disarray, in a state of flux, in a state of upheaval, in a state of disorder, in a state of confusion, in a state of chaos, in a state of commotion, in a state of agitation, in a state of unrest, in a state of disturbance, in a state of fluctuation, in a state of unpredictability, in a state of volatility, in a state of precariousness [x]

hesitation, uncertainty, doubt, wavering, vacillation, ambivalence, irresolution, indecisiveness, tentativeness, fluctuation, dithering, shilly-shallying, faltering, second thoughts, qualms, misgivings, perplexity, quandary, dilemma, pause, scruple, reservation, skepticism, suspicion, unease, wariness, reluctance, demurral, dubiety, equivocation, hesitancy, procrastination, shuffling, stalling, temporizing, waffling, fence-sitting, fickleness, oscillation, pendulation, teetering, vacillating [x]

tentative, provisional, temporary, preliminary, interim, conditional, subject to change, uncertain, indefinite, inconclusive, unconfirmed, pending, speculative, hesitant, trial, experimental, probationary, test, exploratory, makeshift, stopgap, short-term, transient, impermanent, revocable, modifiable, adjustable, flexible, adaptable, alterable, amendable, revisable, mutable, changeable, fluctuating, wavering, vacillating, unsure, doubtful, iffy, unsettled, unresolved, open-ended, undetermined, unfinalized, inchoate, nascent, embryonic [x]

undecided, unresolved, uncertain, pending, unconfirmed, unsettled, open, ambiguous, indefinite, unclear, wavering, hesitant, unsure, in limbo, up in the air, in abeyance, in doubt, in question, on the fence, uncommitted, vacillating, equivocal, tentative, provisional, unestablished, unassured, unfinalized, unratified, unsealed, unverified, unproven, untested, untried, unvalidated, unsubstantiated, uncorroborated, moot, debatable, disputable, contestable, arguable, questionable, inconclusive, unascertained, uncharted [x]

uncertain, doubtful, hesitant, indecisive, unsure, wavering, ambivalent, skeptical, tentative, unclear, iffy, undetermined, unresolved, in doubt, on the fence, in two minds, vacillating, questioning, unconfident, dubious, in a quandary, in a dilemma, in limbo, up in the air, in suspense, in a state of flux, in a state of uncertainty, in a state of indecision, in a state of hesitation, in a state of doubt, in a state of ambivalence, in a state of skepticism, in a state of tentativeness, in a state of unclarity, in a state of iffiness, in a state of undeterminedness, in a state of unresolvedness, in a state of wavering, in a state of vacillation, in a state of questioningness, in a state of unconfidence, in a state of dubiousness, in a state of quandary, in a state of dilemma, in a state of limbo, in a state of suspense [x]

debatable, disputable, arguable, questionable, uncertain, doubtful, controversial, unsettled, unresolved, ambiguous, unclear, indefinite, moot, contestable, problematic, dubious, equivocal, undecided, open, inconclusive, unconfirmed, unproven, speculative, iffy, up in the air, in doubt, in question, not certain, not definite, not settled, not sure, open for discussion, open to debate, open to doubt, open to interpretation, open to objection, open to scrutiny, open-ended, pending, touch-and-go, up for grabs, up for discussion, up for debate [x]