| unfaithful(adjective, false, fickle, untrue, untrustworthy) |
| adulterine(adjective, false, fickle, untrue, untrustworthy) |
| adulterous(adjective, false, fickle, untrue, untrustworthy) |
| cheating(adjective, false, untrue, disloyal, adulterous) |
| deceitful(adjective, false, untrue, disloyal, cheating) |
| disloyal(adjective, false, fickle, untrue, untrustworthy) |
| double-crossing(adjective, false, fickle, untrue, unprincipled) |
| faithless(adjective, false, fickle, untrue, untrustworthy) |
| false(adjective, untrue, disloyal, cheating, adulterous) |
| false-hearted(adjective, false, untrue, disloyal, cheating) |
| fickle(adjective, false, untrue, untrustworthy, unprincipled) |
| inconstant(adjective, false, fickle, untrue, untrustworthy) |
| incontinent(adjective, false, untrue, disloyal, cheating) |
| moonlighting(adjective, false, fickle, untrue, untrustworthy) |
| not true to(expression, adjective, idiom, false, fickle) |
| of bad faith(expression, adjective, idiom, false, fickle) |
| perfidious(adjective, false, fickle, untrue, untrustworthy) |
| philandering(adjective, false, untrue, disloyal, cheating) |
| recreant(adjective, false, untrue, disloyal, cheating) |
| shifty(adjective, false, untrue, disloyal, cheating) |