| Novial | nov-000 |
| koopera | |
| Lingwa de Planeta | art-287 | ko-operati |
| Lingwa de Planeta | art-287 | kogun |
| Sambahsa-mundialect | art-288 | collabore |
| Sambahsa-mundialect | art-288 | coopere |
| Deutsch | deu-000 | mitwirken |
| English | eng-000 | collaborate |
| English | eng-000 | cooperate |
| Esperanto | epo-000 | kunlabori |
| Nederlands | nld-000 | samenwerken |
| Novial | nov-000 | ko-labora |
| русский | rus-000 | кооперироваться |
| русский | rus-000 | сотрудничать |