| clandestine(adjective, quiet, dishonest, deceitful, secret) |
| unscrupulous(adjective, mean, bad, smooth, wrong) |
| designing(adjective, mean, smooth, smart, false) |
| covert(adjective, quiet, mean, secret) |
| fraudulent(adjective, false, corrupt, dishonest, cunning) |
| slick(adjective, mean, false, dishonest, cunning) |
| base(adjective, low, corrupt, dishonest, crooked) |
| calculating(adjective, mean, dishonest, deceitful) |
| crooked(adjective, mean, bad, smooth, wrong) |
| double-dealing(adjective, mean, smooth, smart, false) |
| mean(verb, adjective, smooth, smart, low) |
| sharp(adjective, mean, bad, smooth, wrong) |
| astute(adjective, mean, smooth, cunning) |
| canny(adjective, mean, smooth) |
| snide(adjective, false, dishonest, misleading) |
| plotting(adjective, mean, smooth) |
| smooth(adjective, mean, cunning, treacherous) |
| undercover(adjective, quiet, dishonest, cunning, secret) |
| arch(mean, smooth, cunning, crafty) |
| contemptible(adjective, low, corrupt, dishonest, crooked) |