| fickle(untrustworthy, unprincipled, dirty-dealing) |
| fly by night(expression, idiom, fickle, untrustworthy, unprincipled) |
| foresworn(fickle, untrustworthy, unprincipled, dirty-dealing) |
| immoral(corrupt, dishonest, unprofessional) |
| inconstant(fickle, untrustworthy, unprincipled) |
| lubricious(fickle, untrustworthy, unprincipled, dirty-dealing) |
| lying(fickle, untrustworthy, unprincipled, dirty-dealing) |
| moonlighting(fickle, untrustworthy, unprincipled, dirty-dealing) |
| not true to(expression, idiom, fickle, untrustworthy, unprincipled) |
| of bad faith(expression, idiom, fickle, untrustworthy, unprincipled) |
| on the QT(expression, idiom, fickle, untrustworthy, unprincipled) |
| on the quiet(expression, idiom, fickle, untrustworthy, unprincipled) |
| perfidious(fickle, untrustworthy, unprincipled, dirty-dealing) |
| perjurious(fickle, untrustworthy, unprincipled, dirty-dealing) |
| polygamous(fickle, untrustworthy, unprincipled) |
| quicksilver(fickle, untrustworthy, unprincipled, dirty-dealing) |
| shady(corrupt, dishonest, immoral) |
| sly(corrupt, dishonest, immoral) |
| snake in grass(expression, idiom, fickle, untrustworthy, unprincipled) |
| stop at nothing(expression, idiom, fickle, untrustworthy, unprincipled) |