| transitory(adjective, fleeting) |
| treasonable(fickle, untrustworthy, unprincipled, dirty-dealing) |
| treasonous(fickle, untrustworthy, unprincipled, dirty-dealing) |
| two-timing(fickle, untrustworthy, unprincipled) |
| unconverted(fickle, untrustworthy, unprincipled, dirty-dealing) |
| under cover(expression, fickle, untrustworthy, unprincipled, dirty-dealing) |
| underhand(fickle, untrustworthy, unprincipled, dirty-dealing) |
| undutiful(fickle, untrustworthy, unprincipled, dirty-dealing) |
| unethical(fickle, untrustworthy, unprincipled, dirty-dealing) |
| unfaithful(fickle, untrustworthy, unprincipled, dirty-dealing) |
| unhonest |
| unloyal(adjective, unreliable, fickle, untrue, untrustworthy) |
| unpatriotic(fickle, untrustworthy, unprincipled, dirty-dealing) |
| unprincipled(fickle, untrustworthy, dirty-dealing) |
| untrusty(fickle, untrustworthy, unprincipled, unassured) |
| untruthful(fickle, untrustworthy, unprincipled, dirty-dealing) |
| vacating |
| vacationing(itinerant, wayfaring) |
| vagabond(itinerant, wayfaring) |
| voyaging(itinerant, wayfaring) |