| unconforming |
| unconverted(adjective, false, dishonest, dubious, fickle) |
| unobservant |
| unpatriotic(adjective, fickle, untrue, untrustworthy, unprincipled) |
| unreliable(adjective, false, dishonest, dubious, untrue) |
| unsteadfast |
| untrustworthy(adjective, wrong, false, dishonest, dubious) |
| untruthful(adjective, wrong, false, dishonest, dubious) |
| adulterine(fickle, untrustworthy, unprincipled, dirty-dealing) |
| adulterous(fickle, untrustworthy, unprincipled, dirty-dealing) |
| alienated(adjective, untrue, untrustworthy, treacherous, unfaithful) |
| amoral(fickle, untrustworthy, unprincipled, dirty-dealing) |
| apostate(adjective, untrue, untrustworthy, treacherous, unfaithful) |
| bigamous(fickle, untrustworthy, unprincipled) |
| capricious(adjective, false, dishonest, dubious, untrue) |
| committing perjury(expression, fickle, untrue, untrustworthy, unprincipled) |
| dirty-dealing(fickle, untrustworthy, unprincipled) |
| dirty dealing(expression, fickle, untrustworthy, unprincipled, dirty-dealing) |
| dubious(adjective, false, dishonest, untrustworthy, unfaithful) |
| duplicitous(fickle, untrustworthy, unprincipled, unfaithful, disloyal) |