| Novial | nov-000 |
| longitem | |
| Lingwa de Planeta | art-287 | longe |
| Lingwa de Planeta | art-287 | longtaim-ney |
| Sambahsa-mundialect | art-288 | diuturn |
| Sambahsa-mundialect | art-288 | long |
| Deutsch | deu-000 | lange |
| English | eng-000 | long |
| Esperanto | epo-000 | longa |
| Esperanto | epo-000 | longdaŭra |
| Nederlands | nld-000 | langdurig |
| русский | rus-000 | длительный |
| русский | rus-000 | долгий |