| Novial | nov-000 |
| rigid | |
| Lingwa de Planeta | art-287 | rigide |
| Sambahsa-mundialect | art-288 | rigid |
| Sambahsa-mundialect | art-288 | stip |
| Deutsch | deu-000 | starr |
| Deutsch | deu-000 | steif |
| English | eng-000 | rigid |
| English | eng-000 | stiff |
| Esperanto | epo-000 | nefleksebla |
| Esperanto | epo-000 | rigida |
| Nederlands | nld-000 | stijf |
| русский | rus-000 | жёсткий |
| русский | rus-000 | негнущийся |