| Part of speech | common noun |
|---|---|
| Pronunciation | /ˈaɪ̯ən/ |
| Hyphenation | i·ron |
| Shavian alphabet | 𐑲𐑩𐑯 |
| Deseret alphabet | 𐐴𐐯𐑌 |
| Danish | jern‐ |
|---|---|
| Dutch | ijzeren |
| Esperanto | fera |
| French | de fer |
| German | eisern |
| Icelandic | járn‐ |
| Norwegian | jern‐ |
| Portuguese | férreo |
| Saterland Frisian | iersen; uut Iersen |
| Spanish | férreo |
| Swedish | järn- |
| West Frisian | izeren |