| vague(adjective, clear, obscure, certain, uncertain) |
| indefinite(adjective, obscure, uncertain, vague, unclear) |
| ambiguous(adjective, clear, obscure, certain, uncertain) |
| obscure(adjective, clear, certain, uncertain, ambiguous) |
| imprecise |
| unclear(adjective, clear, obscure, certain, uncertain) |
| uncertain(adjective, clear, certain, vague, unclear) |
| cloudy(adjective, clear, certain, ambiguous) |
| equivocal(adjective, clear, obscure, certain, uncertain) |
| implicit |
| indeterminate(adjective, obscure, uncertain, vague, ambiguous) |
| hazy(adjective, uncertain, vague, unclear) |
| indistinct(adjective, uncertain, vague, unclear, incoherent) |
| inexact |
| cryptic(adjective, obscure, uncertain, vague, unclear) |
| nebulous(adjective, clear, certain, ambiguous) |
| unspecific |
| dim |
| doubtful(adjective, uncertain, vague, unclear, ambiguous) |
| dubious(adjective, uncertain, vague, unclear, ambiguous) |