| Lingwa de Planeta | art-287 |
| opa | |
| Sambahsa-mundialect | art-288 | grandpater |
| Deutsch | deu-000 | Großvater |
| Deutsch | deu-000 | Opa |
| English | eng-000 | grandfather |
| Esperanto | epo-000 | avo |
| Nederlands | nld-000 | grootvader |
| Novial | nov-000 | avo |
| русский | rus-000 | дед |
| русский | rus-000 | дедушка |