untrusty Synonyms

untrustworthy arguable improbable irresponsible questionable shady shifty slippery tricky unfaithful unreliable borderline chancy iffy fly-by-night unsure hesitant fluctuant debatable devious diffident dishonest dishonorable disloyal disputable distrustful doubtful dubious dubitable equivocal fair-weather faithless fickle undependable