| Esperanto | epo-000 |
| antaŭmatura | |
| Lingwa de Planeta | art-287 | premature |
| Lingwa de Planeta | art-287 | rane |
| Sambahsa-mundialect | art-288 | aus |
| Sambahsa-mundialect | art-288 | prematur |
| Deutsch | deu-000 | vorzeitig |
| English | eng-000 | early |
| English | eng-000 | premature |
| Esperanto | epo-000 | frua |
| Esperanto | epo-000 | frue |
| Nederlands | nld-000 | vroeg |
| Novial | nov-000 | frui |
| Novial | nov-000 | fruim |
| Novial | nov-000 | prematuri |
| русский | rus-000 | преждевременный |
| русский | rus-000 | ранний |