| doubtful(adjective, open, obscure, uncertain, shaky) |
| fishy(adjective, uncertain, doubtful, unsettled, shaky) |
| debatable(adjective, uncertain, shaky, dubious, suspect) |
| disputable(adjective, dubious, suspect, shady, contentious) |
| dubious(adjective, uncertain, doubtful, unsettled, suspicious) |
| problematic(adjective, uncertain, doubtful, unsettled, shaky) |
| questionable(adjective, uncertain, doubtful, unsettled, shaky) |
| suspect(adjective, uncertain, doubtful, unsettled, shaky) |
| suspicious(adjective, uncertain, doubtful, unsettled, dubious) |
| controversial(adjective, contentious, provocative, debated) |
| arguable |
| dubitable(adjective, uncertain, doubtful, shaky, unclear) |
| iffy(adjective, uncertain, doubtful, shaky, suspicious) |
| moot |
| unlikely(adjective, open, obscure, uncertain, doubtful) |
| equivocal(adjective, uncertain, doubtful, dubious, suspect) |
| uncertain(adjective, doubtful, unsettled, dubious, suspicious) |
| ambiguous(adjective, uncertain, shaky, unclear, unlikely) |
| controvertible(adjective, contentious, provocative, debated) |
| dodgy(dubious, suspect, shady) |