| backhanded |
| close(secret, unknown, hidden, clandestine, concealed) |
| cunning(mean, smooth, dishonest, deceitful, tricky) |
| disguised(deception, secret, unknown, hidden, clandestine) |
| esoteric(secret, unknown, hidden, underground, concealed) |
| evasive(dishonest, deceitful, shrewd, tricky, crafty) |
| false |
| feline |
| mystic(adjective, secret, unknown, hidden, underground) |
| reticent(clandestine, underground, undisclosed, concealment) |
| scheming(adjective, mean, smooth, dishonest, deceitful) |
| secluded(adjective, secret, unknown, hidden, underground) |
| shifty(adjective, mean, smooth, dishonest, cunning) |
| sidelong |
| slinking(adjective, secret, sneaky, covert, secretive) |
| slippery(adjective, dishonest, cunning, deceitful, sly) |
| stealth(noun, secret, hidden, spy, covert) |
| supposititious(adjective, deception, untruth) |
| treacherous(adjective, mean, smooth, dishonest, cunning) |
| tricky(mean, smooth, deception, dishonest, cunning) |