| English | eng-000 |
| unfamiliar with | |
| English | eng-000 | unaccustomed |
| English | eng-000 | unacquainted |
| English | eng-000 | unacquainted with |
| English | eng-000 | unpracticed |
| English | eng-000 | unpractised |
| English | eng-000 | unused |
| English | eng-000 | unversed |
| suomi | fin-000 | tottumaton |
| suomi | fin-000 | tuntematon |
| 日本語 | jpn-000 | 疎い |
| Nourmaund | xno-000 | desconu de |