Unsure

uncertain indecisive unclear unstable questionable dubious unreliable hesitant skeptical undecided shaky unconvinced distrustful mistrustful untrustworthy wavering vacillating insecure iffy open weak problematic indeterminate lacking unassured borderline wobbly fly-by-night touch and go irresolute betwixt and between in a quandary rootless up for grabs fluctuant untrusty wimpy