| sneaky(adjective, move, honest, dishonest, deceitful) |
| stealthy(adjective, move, quiet, dishonest, cunning) |
| underhand(adjective, mean, smooth, smart, dishonest) |
| secret(adjective, dishonest, deceitful, secret, hidden) |
| sly(adjective, honest, dishonest, cunning, deceitful) |
| surreptitious(adjective, honest, dishonest, deceitful, secret) |
| clandestine(adjective, secret, sly, sneaky, secretive) |
| covert(adjective, secret, reticent, unknown, sly) |
| secretive(adjective, honest, secret, concealment, sneaky) |
| hidden(verb, adjective, strange, secret, clandestine) |
| cunning(adjective, mean, smooth, dishonest, deceitful) |
| shifty(adjective, mean, smooth, smart, dishonest) |
| insidious(adjective, mean, smooth, dishonest, deceitful) |
| undercover(adjective, dishonest, secret, reticent, hidden) |
| crafty(adjective, mean, informal, dishonest, deceitful) |
| wily(adjective, mean, smooth, dishonest, deceitful) |
| deceitful(adjective, mean, smooth, smart, dishonest) |
| skulking(adjective, secret, private, hidden, concealment) |
| sneak(adjective, close, clandestine, underground, undisclosed) |
| foxy(adjective, mean, smooth, dishonest, sly) |