| English | eng-000 |
| unseeyn | |
| English | eng-000 | alien |
| English | eng-000 | incognoscible |
| English | eng-000 | indeterminate |
| English | eng-000 | little-known |
| English | eng-000 | nameless |
| English | eng-000 | obscure |
| English | eng-000 | strange |
| English | eng-000 | stranger |
| English | eng-000 | unacknowledged |
| English | eng-000 | unacquainted |
| English | eng-000 | unascertainable |
| English | eng-000 | unbeknown |
| English | eng-000 | unbeknownst |
| English | eng-000 | undisclosed |
| English | eng-000 | undiscoverable |
| English | eng-000 | undiscovered |
| English | eng-000 | unfamiliar |
| English | eng-000 | unheard-of |
| English | eng-000 | unidentified |
| English | eng-000 | unknowable |
| English | eng-000 | unknown |
| English | eng-000 | unnamed |
| English | eng-000 | unpredictable |
| English | eng-000 | unrecognised |
| English | eng-000 | unrecognized |
| English | eng-000 | unrevealed |
| English | eng-000 | unsung |
| suomi | fin-000 | tuntematon |