| fair-weather(adjective, dishonest, deceitful, unreliable, fickle) |
| fast and loose(expression, adjective, idiom, dishonest, immoral) |
| freethinking(adjective, irreligion) |
| godless(adjective, sinful, ungodly, irreligious, unspiritual) |
| immoral(adjective, dishonest, unethical) |
| impious(adjective, ungodly, irreligious, unspiritual) |
| incredulous(adjective, irreligion) |
| irreverent(adjective, sinful, ungodly, irreligious, unspiritual) |
| lying(noun, adjective, false, dishonest, cunning) |
| profane(adjective, ungodly, irreligious, unspiritual) |
| rotten(adjective, dishonest, immoral, untrustworthy, crooked) |
| shifting |
| slick(adjective, false, dishonest, deceitful, treacherous) |
| subversive(adjective, untrue, untrustworthy, treacherous, unfaithful) |
| tricky(adjective, false, dishonest, cunning, deceitful) |
| ungodly(adjective, sinful, irreligious, unspiritual) |
| unloyal(adjective, wrong, false, dishonest, unsound) |
| ambidextrous(false, dishonest, deceitful, slick, hypocritical) |
| amoral(adjective, fickle, untrustworthy, unprincipled, dirty-dealing) |
| base(adjective, mean, dishonest, immoral, rotten) |