| Part of speech | adjective |
|---|
| Afrikaans | hard |
|---|---|
| Czech | tuhý |
| Dutch | hard; onzacht; stug |
| English | hard |
| Esperanto | malmola; dura |
| French | dur |
| German | hart; Hart‐ |
| Hungarian | kemény |
| Icelandic | harður |
| Italian | dura |
| Latin | durus |
| Low German | hard |
| Norwegian | hård |
| Papiamento | duru |
| Portuguese | duro |
| Saterland Frisian | häd |
| Scottish Gaelic | cruaidh |
| Spanish | duro; firme |
| Swedish | hård |
| Thai | แข็ง; ด้าน |
| West Frisian | hurd |