untrustworthy Synonyms

untrusty faithless unreliable questionable treacherous treasonable treasonous tricky trothless trustless truthless traitorous tottery rascally roguish scheming shady shaky shifty slippery sneaky suspect suspicious unassured uncertain underhand scoundrelly amoral dishonourable fly-by-night unpatriotic unsafe undependable unreproducible unrespectable double-crossing dodgy unfaithful unprincipled unscrupulous untrue untruthful venal two-timing duplicitous two-faced underhanded periculous adulterous deceptive