| English | eng-000 |
| ununderstood | |
| English | eng-000 | impenetrable |
| English | eng-000 | incomprehensible |
| English | eng-000 | incomprehensive |
| English | eng-000 | inconceivable |
| English | eng-000 | indecipherable |
| English | eng-000 | miraculous |
| English | eng-000 | noncomprehensive |
| English | eng-000 | unarticulated |
| English | eng-000 | uncomprehended |
| English | eng-000 | uncomprehensible |
| English | eng-000 | unfathomable |
| English | eng-000 | ungrasped |
| English | eng-000 | unhoped |
| English | eng-000 | unhoped-for |
| English | eng-000 | unintelligible |
| English | eng-000 | unreal |
| English | eng-000 | unspeakable |
| English | eng-000 | unthought |
| English | eng-000 | unthought-of |
| suomi | fin-000 | käsittämätön |
| español | spa-000 | incomprendido |