| double dealing(expression, fickle, untrustworthy, unprincipled, dirty-dealing) |
| duplicitous(fickle, untrustworthy, unprincipled) |
| fair-weather(fickle, untrustworthy, unprincipled) |
| faithless(fickle, untrustworthy, unprincipled, dirty-dealing) |
| falsehearted(fickle, untrustworthy, unprincipled, dirty-dealing) |
| fickle(untrustworthy, unprincipled, dirty-dealing) |
| fly by night(expression, idiom, fickle, untrustworthy, unprincipled) |
| inconstant(fickle, untrustworthy, unprincipled) |
| two-timing(fickle, untrustworthy, unprincipled, unfaithful, cheating) |
| 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) |
| unloyal(fickle, untrustworthy, unprincipled, dirty-dealing) |
| unprincipled(fickle, untrustworthy, dirty-dealing) |
| untrusty(fickle, untrustworthy, unprincipled) |
| untruthful(fickle, untrustworthy, unprincipled, dirty-dealing) |
| yo-yo(fickle, untrustworthy, unprincipled, dirty-dealing) |
| yoyo(fickle, untrustworthy, unprincipled, dirty-dealing) |