| Part of speech | unknown part of speech |
|---|
| Nominative | realgaro |
|---|---|
| Accusative | realgaron |
| Catalan | realgar |
|---|---|
| Czech | realgár |
| Dutch | rood zwavelarsenicum; realgaar |
| English | realgar |
| Finnish | realgaari |
| French | réalgar |
| Hungarian | realgár |
| Italian | realgar |
| Latin | realgar |
| Norwegian | realgar |
| Polish | realgar |
| Portuguese | realgar; rosalgar |
| Romanian | realgar |
| Russian | реальгар |
| Spanish | rejalgar |
| Swedish | realgar |
| Thai | กำมะถันแดง |