| hypocritical(adjective, dishonest) |
| deceptive(adjective, mean, smooth, fake, smart) |
| deep(adjective, sharp, intelligent, cunning, clever) |
| insincere(adjective, false, dishonest, cunning, deceitful) |
| two-faced(adjective, false, dishonest, immoral, cunning) |
| underhanded(adjective, false, dishonest, cunning, deceitful) |
| vulpine(adjective, cunning, clever, scheming) |
| acute(adjective, smooth, keen, sharp, smart) |
| cagey(adjective, mean, smooth, keen, sharp) |
| conniving(adjective, mean, smooth, negative, deceitful) |
| dodgy |
| false(adjective, fake, dishonest, cunning, deceitful) |
| intelligent(adjective, smooth, keen, sharp, smart) |
| unscrupulous(adjective, mean, smooth, smart, false) |
| wise(adjective, smooth, reasonable, keen, sharp) |
| tricksy(adjective, cunning) |
| furtive(adjective, mean, informal, dishonest, deceitful) |
| machiavellian |
| perfidious(adjective, false, corrupt, dishonest, immoral) |
| dexterous(adjective, smart, sensitive, cunning, shrewd) |