| Part of speech | unknown part of speech |
|---|
| Nominative | stroncio |
|---|---|
| Accusative | stroncion |
| Catalan | estronci |
|---|---|
| Czech | stroncium |
| Dutch | strontium |
| English | strontium |
| French | strontium |
| German | Strontium |
| Portuguese | estrôncio |
| Saterland Frisian | Strontium |
| Spanish | estroncio |
| Sranan | strontimi |