| latviešu | lvs-000 |
| cietība | |
| asturianu | ast-000 | firmeza |
| català | cat-000 | fermesa |
| čeština | ces-000 | tvrdost |
| Deutsch | deu-000 | Härte |
| English | eng-000 | firmness |
| English | eng-000 | hardness |
| français | fra-000 | dureté |
| français | fra-000 | fermeté |
| lenghe furlane | fur-000 | durece |
| Gaeilge | gle-000 | diongbháilteacht |
| Gaeilge | gle-000 | fostacht |
| Gaeilge | gle-000 | seasmhacht |
| galego | glg-000 | dureza |
| galego | glg-000 | firmeza |
| magyar | hun-000 | keménység |
| Ido | ido-000 | hardeso |
| italiano | ita-000 | durezza |
| italiano | ita-000 | fermezza |
| latviešu | lvs-000 | stingrums |
| latviešu | lvs-000 | stingrība |
| Nederlands | nld-000 | hardheid |
| português | por-000 | dureza |
| português | por-000 | firmeza |
| Qusqu qhichwa simi | quz-000 | sinchi |
| русский | rus-000 | жесткость |
| русский | rus-000 | жёсткость |
| русский | rus-000 | про́чность |
| русский | rus-000 | реши́мость |
| русский | rus-000 | твердость |
| русский | rus-000 | твёрдость |
| español | spa-000 | dureza |
| español | spa-000 | firmeza |
| sardu | srd-000 | duresa |
| Tagalog | tgl-000 | katigasan |
| Türkçe | tur-000 | zorluk |