| slick(adjective, smooth, sharp, uncertain, negative) |
| smooth(adjective, smooth, sharp, uncertain, intelligent) |
| tricky(adjective, keen, sharp, smart, delicate) |
| crafty(adjective, keen, sharp, smart, informal) |
| oily(adjective, moist, smooth, slick, icy) |
| shifty(adjective, false, uncertain, dishonest, cunning) |
| cunning(adjective, keen, sharp, smart, false) |
| unctuous(adjective, smooth, false, deceitful, lying) |
| sly(adjective, sharp, false, negative, dishonest) |
| dishonest(adjective, bad, wrong, informal, false) |
| treacherous(adjective, informal, false, uncertain, dishonest) |
| wily(adjective, keen, sharp, smart, informal) |
| foxy(adjective, sharp, uncertain, negative, cunning) |
| slimy(adjective, smooth, dishonest, deceitful, dubious) |
| shrewd(adjective, negative, cunning, deceitful, clever) |
| devious(adjective, false, uncertain, negative, dishonest) |
| artful(adjective, smooth, sharp, negative, cunning) |
| untrustworthy(adjective, false, uncertainty, uncertain, dishonest) |
| greasy(adjective, smooth, cunning, deceitful, slick) |
| sleek(adjective, smooth, slick, smoothness, sleazy) |