| unheard-of(adjective, obscure, strange, remote) |
| unsung(adjective, obscure, strange, remote) |
| nameless(adjective, obscure, strange, remote) |
| unnoted(adjective, strange, remote, indefinite) |
| little known(expression, strange, remote, mysterious) |
| uncelebrated(strange, remote, mysterious, indefinite) |
| undistinguished(strange, remote, indefinite, unidentified) |
| X(strange, remote, mysterious, indefinite) |
| alien(strange, remote, mysterious, indefinite) |
| concealed(strange, remote, mysterious, indefinite) |
| desolate(strange, remote, mysterious, indefinite) |
| distant(strange, remote, mysterious, indefinite) |
| exotic(strange, remote, mysterious, indefinite) |
| far(strange, remote, mysterious, indefinite) |
| far-off(strange, remote, mysterious, indefinite) |
| faraway(strange, remote, mysterious, indefinite) |
| foreign(adjective, strange, remote, mysterious) |
| hidden(strange, remote, mysterious, indefinite) |
| incog(strange, remote, mysterious, indefinite) |
| incognito(strange, remote, indefinite, unidentified) |