| ℤ | art-269 |
| 21 | |
| Na’vi | art-011 | mevomrr |
| SILCAWL | art-261 | 1610 |
| ℤ | art-269 | 29 |
| LEGO Concepticon | art-270 | 1863 |
| PanLex Union Concepticon | art-273 | 222900 |
| Hill Remo | bfw-001 | kore-muy |
| 普通话 | cmn-000 | 模拟192129 |
| 普通话 | cmn-000 | 模拟19，21，29 |
| Hànyǔ | cmn-003 | mó nǐ 192129 |
| English | eng-000 | twenty-one |
| Gutob | gbj-000 | koɽe goʈek |
| ʻōlelo Hawaiʻi | haw-000 | iwakālua kūmākahi |
| davvisámegiella | sme-000 | guoktelogiokta |
| davvisámegiella | sme-000 | guoktelogivuosttaš |
| ئۇيغۇرچە | uig-000 | تەقلىد 19 |