| concealed(adjective, cover, obscure, dark, doubtful) |
| confusable |
| contingent(adjective, delicate, uncertain, unstable, doubtful) |
| crooked(rambling, turning, incidental, circuitous, twisting) |
| cunning(adjective, false, complex, dishonest, unreliable) |
| dicey(adjective, delicate, uncertain, unstable, doubtful) |
| disputable(adjective, uncertain, doubtful, dubious, tricky) |
| double-barrelled |
| double-edged(adjective, underhanded, double-sided, dual-purpose) |
| doubtable(uncertain, shaky, unclear, unlikely, questionable) |
| equivocating |
| erratic(doubtful, vague, uneven, unsure, unbalanced) |
| fickle(uneven, unbalanced, unhinged) |
| general(adjective, rough, vague, unknown, unclear) |
| generalized(adjective, unclear, indistinct, indistinguishable) |
| hidden(adjective, cover, obscure, dark, doubtful) |
| improbable(adjective, shaky, unlikely, unpromising) |
| inaccurate(adjective, false, deceptive, imprecise) |
| incalculable(doubtful, vague, unsure) |
| incoherent(uncertain, incomprehensible, inarticulate) |