| mysterious(adjective, knowledge, evil, obscure, dark) |
| obscure(adjective, cover, sharp, difficult, dark) |
| dark(adjective, obscure, secret, hidden, mysterious) |
| mystifying(adjective, knowledge, evil, obscure, strange) |
| secret(adjective, evil, obscure, dark, strange) |
| enigmatic(adjective, cover, knowledge, evil, sharp) |
| occult(noun, adjective, knowledge, evil, obscure) |
| recondite(adjective, evil, sharp, obscure, difficult) |
| arcane(adjective, knowledge, evil, obscure, difficult) |
| hidden(verb, adjective, cover, evil, obscure) |
| puzzling(adjective, knowledge, evil, obscure, difficult) |
| incomprehensible(adjective, obscure, difficult, dark, strange) |
| mystic(adjective, knowledge, evil, obscure, dark) |
| unclear(adjective, obscure, difficult, uncertain, doubtful) |
| esoteric(adjective, evil, sharp, obscure, dark) |
| ambiguous(adjective, obscure, uncertain, doubtful, vague) |
| abstruse(noun, adjective, evil, sharp, obscure) |
| cabalistic(adjective, knowledge, evil, obscure, strange) |
| inscrutable(adjective, obscure, dark, sophisticated, mysterious) |
| mystical(adjective, knowledge, evil, obscure, dark) |