| untrustworthy(adjective, uncertain, dishonest, doubtful, deceitful) |
| dubious(adjective, uncertain, dishonest, doubtful, deceitful) |
| fly-by-night(adjective, uncertain, dishonest, doubtful, deceitful) |
| treacherous(adjective, dishonest, deceitful, unpredictable, unreliable) |
| unreliable(adjective, uncertain, dishonest, doubtful, deceitful) |
| unsure(adjective, uncertain, dishonest, doubtful, deceitful) |
| faithless(adjective, dishonest, deceitful, unreliable, fickle) |
| undependable(adjective, uncertain, dishonest, doubtful, deceitful) |
| doubtful(adjective, uncertain, unsure, skeptical) |
| fickle(adjective, dishonest, deceitful, unpredictable, unreliable) |
| irresponsible(adjective, dishonest, deceitful, unpredictable, unreliable) |
| uncertain(adjective, unreliable, insecure, treacherous, incalculable) |
| unfaithful(adjective, false, dishonest, deceitful, unreliable) |
| distrustful(adjective, skeptical) |
| questionable(adjective, uncertain, dishonest, doubtful, deceitful) |
| disloyal(adjective, false, dishonest, deceitful, unreliable) |
| fair-weather(adjective, dishonest, deceitful, unreliable, fickle) |
| false(adjective, dishonest, deceitful, unreliable, rotten) |
| iffy(adjective, unreliable, insecure, treacherous, incalculable) |
| slippery(adjective, dishonest, deceitful, unreliable, insecure) |