| hypocritical(adjective, false, dishonest, deceitful, slick) |
| immoral(adjective, corrupt, dishonest, deceitful, crooked) |
| impulsive(adjective, irresolute) |
| infirm(adjective, irresolute) |
| irregular(adjective, dubious, changeable, fickle, suspicious) |
| nefarious(adjective, disreputable) |
| ribald(adjective, corrupt, dishonest, crooked, unfair) |
| risque(adjective, corrupt, dishonest, crooked, unfair) |
| spasmodic(adjective, changeable, fickle, volatile, wavering) |
| stealthy(adjective, quiet, mean, smooth, dishonest) |
| subtle(mean, smooth, sharp, false, cunning) |
| wavering(adjective, weak, uncertain, sensitive, doubtful) |
| ambivalent(adjective, irresolute) |
| arch(mean, smooth, cunning, knowing, sly) |
| conscienceless |
| conspiratorial(adjective, sneaky, covert, secretive) |
| dillydallying(adjective, irresolute) |
| dirty(adjective, corrupt, dishonest, deceitful, crooked) |
| dishonourable |
| disloyal(adjective, false, dishonest, deceitful, unreliable) |