| insincere(adjective, smooth, false, dishonest, deceitful) |
| meretricious(adjective, true, unpredictable, fickle, variable) |
| pseudo(adjective, informal, true, unpredictable, fickle) |
| sham(adjective, true, unpredictable, fickle, variable) |
| sneaky(adjective, false, dishonest, deceitful, slick) |
| suspicious(adjective, uncertain, nervous, doubtful, vague) |
| tottery(adjective, insecure) |
| two-faced(adjective, wrong, false, dishonest, deceitful) |
| undecided(adjective, uncertain, nervous, doubtful, vague) |
| unscrupulous(adjective, dubious, sly, devious, shifty) |
| unsteadfast |
| vague(adjective, uncertain, nervous, doubtful, hesitant) |
| trick(adjective, strong, loose, unpredictable, variable) |
| aberrant(adjective, irregular, unpredictable, uneven, variable) |
| amorphous |
| arguable(adjective, uncertain, doubtful, dubious, unsure) |
| careless(adjective, weak, wrong, false, loose) |
| conjectural(doubtful, vague, unsure) |
| coquettish(changeable, indecisive, inconsistent) |
| crafty(false, dishonest, untrustworthy, misleading, illusory) |