| rocky(adjective, weak, delicate, uncertain, unstable) |
| rootless(adjective, weak, uncertain, doubtful, unsettled) |
| shady(adjective, uncertain, dishonest, doubtful, unsettled) |
| shifting(adjective, hesitant, wavering, indecisive) |
| shrinking(adjective, irresolute) |
| spineless(adjective, poor, uncertain, unstable, inadequate) |
| suspect(adjective, uncertain, doubtful, unsettled, dubious) |
| tremulous(adjective, weak, unstable, unsettled, unsteady) |
| unforeseeable(adjective, doubtful, vague) |
| unforthcoming(adjective, feel doubt) |
| unsealed |
| wary(adjective, disbelieving) |
| leery(adjective, suspicious) |
| agnostic(uncertain, hesitant, dubious) |
| amorphous(unclear, indistinct, indistinguishable) |
| deniable(adjective, uncertain) |
| disloyal(adjective, false, dishonest, deceitful, unreliable) |
| distrusting(adjective, disbelieving) |
| dodgy(adjective, dubious, suspect, shady) |
| doubtable(adjective, uncertain, doubtful, unsettled, dubious) |