| unknown(adjective, obscure, dark, secret, hidden) |
| baffling(adjective, hard, obscure, delicate, strange) |
| uncanny(adjective, superior, unusual, strange, wonderful) |
| inexplicable(adjective, hard, obscure, dark, strange) |
| perplexing(adjective, hard, obscure, strange, complex) |
| deep(adjective, hard, evil, obscure, heavy) |
| unclear(adjective, hard, complex, doubtful, vague) |
| weird(adjective, obscure, unusual, strange, wonderful) |
| impenetrable(adjective, obscure, solid, strange, secret) |
| hidden(adjective, hard, evil, obscure, solid) |
| ambiguous(adjective, obscure, dark, uncertain, doubtful) |
| cabalistic(adjective, knowledge, evil, obscure, solid) |
| vague(adjective, obscure, uncertain, doubtful, dubious) |
| profound(adjective, hard, obscure, delicate, complex) |
| supernatural(adjective, superior, strange, outstanding, marvelous) |
| eerie(adjective, obscure, extraordinary, unusual, strange) |
| concealed(adjective, evil, obscure, strange, new) |
| confusing(adjective, hard, delicate, complex, tricky) |
| equivocal(adjective, dark, uncertain, doubtful, vague) |
| magical(adjective, obscure, extraordinary, superior, unusual) |