doubts

ambiguity apprehension confusion difficulty disbelief distrust fear hesitation misgiving mistrust problem qualm reluctance skepticism suspense suspicion uncertainty

agnosticism demurral diffidence dilemma discredit disquiet dubiety dubiousness faithlessness faltering hesitancy incertitude incredulity indecision irresolution perplexity quandary rejection scruple vacillation wavering

lack of confidence

belief calm calmness certainty clarity confidence definiteness ease faith knowledge sureness trust

solution

dependence reliance

distrust hesitate impugn suspect

challenge demur disbelieve discredit dispute fear fluctuate imagine insinuate misgive mistrust query scruple surmise vacillate waver

be apprehensive of be curious be dubious be in a quandary be puzzled be uncertain be undetermined call in question give no credence harbor suspicion have qualms misdoubt not buy read differently shilly-shally skepticize smell a rat take dim view of wonder at

trust

agree answer believe go along remain stay

be certain not question rely