| Novial | nov-000 |
| periode | |
| Lingwa de Planeta | art-287 | epoka |
| Lingwa de Planeta | art-287 | perioda |
| Sambahsa-mundialect | art-288 | periode |
| Sambahsa-mundialect | art-288 | tid |
| Deutsch | deu-000 | Epoche |
| Deutsch | deu-000 | Zeitrechnung |
| English | eng-000 | epoch |
| English | eng-000 | era |
| English | eng-000 | period |
| Esperanto | epo-000 | epoko |
| Esperanto | epo-000 | periodo |
| Nederlands | nld-000 | tijdperk |
| Novial | nov-000 | epoke |
| Novial | nov-000 | ere |
| русский | rus-000 | период |
| русский | rus-000 | эпоха |