| unheard-of(adjective, obscure, remote, unknown) |
| unidentified(adjective, strange, remote, indefinite) |
| undistinguished(adjective, strange, remote, unknown) |
| unrecognized(adjective, strange, remote, indefinite) |
| uncelebrated(adjective, strange, remote, unknown) |
| untold(adjective, strange, remote, indefinite) |
| strange(adjective, remote, indefinite, unidentified) |
| unrenowned(adjective, obscure, strange, remote) |
| little known(expression, strange, remote, indefinite) |
| unnoted(strange, remote, unknown, indefinite) |
| X(strange, remote, unknown, indefinite) |
| alien(strange, remote, indefinite, unidentified) |
| desolate(strange, remote, indefinite, unidentified) |
| distant(strange, remote, indefinite, unidentified) |
| exotic(strange, remote, indefinite, unidentified) |
| far(strange, remote, indefinite, unidentified) |
| far-off(strange, remote, indefinite, unidentified) |
| faraway(strange, remote, indefinite, unidentified) |
| foreign(strange, remote, indefinite, unidentified) |
| incog(strange, remote, indefinite, unidentified) |