| Part of speech | common noun |
|---|---|
| Hyphenation | he·ro·ien |
| Czech | heroin |
|---|---|
| Danish | heroin |
| Dutch | heroïne |
| English | heroin |
| Esperanto | heroino; heroeno |
| French | héroïne |
| German | Heroin |
| Greek | υρωΐνη; ηρωΐνη |
| Italian | eroina; eroino |
| Papiamento | eroina; heroina |
| Portuguese | heroína |
| Saterland Frisian | Heroin |
| Spanish | heroína |
| Turkish | eroin |
| West Frisian | heroïne |