| Word form | senzo |
| Original script | 先祖 |
| LWT meaning(s) | |
| Comments on word | variant sosen 祖先 (1717) |
| Analyzability | analyzable compound |
| Gloss | sen-zo before-ancestor |
| Age | Old Japanese [21] (710–794) |
| Lexical stratum | kango |
| Year | 続日本記 霊亀元年 (715) |
| Comparison with Mandarin | different frequency |
| Register | General |
| Numeric frequency | 0 |