| far-off(adjective, strange, remote, mysterious) |
| faraway(adjective, strange, remote, mysterious) |
| foreign(adjective, strange, remote, mysterious) |
| incog(verb, adjective, strange, remote) |
| incognito(adjective, strange, remote, unknown) |
| remote(adjective, strange, mysterious, indefinite) |
| secret(adjective, strange, remote, mysterious) |
| so-and-so(adjective, strange, remote, mysterious) |
| such-and-such(adjective, strange, remote, mysterious) |
| unapprehended(adjective, strange, remote, mysterious) |
| unascertained(adjective, strange, remote, mysterious) |
| uncharted(adjective, strange, remote, mysterious) |
| undiscovered(adjective, strange, remote, mysterious) |
| unexplained(adjective, strange, remote, mysterious) |
| unexplored(adjective, strange, remote, mysterious) |
| unfamiliar(adjective, strange, remote, mysterious) |
| unperceived(adjective, strange, remote, mysterious) |
| unrevealed(adjective, strange, remote, mysterious) |
| untold(adjective, strange, remote, mysterious) |
| unnamed(adjective, obscure, strange, remote) |