| Part of speech | proper name |
|---|---|
| Hyphenation | Ka·sti·li·o |
| Nominative | Kastilio |
|---|---|
| Accusative | Kastilion |
| Catalan | Castella |
|---|---|
| Czech | Kastilie |
| Danish | Kastilien |
| Dutch | Castilië |
| English | Castile |
| Finnish | Kastilia |
| French | Castille |
| German | Kastilien |
| Greek | Καστίλλη |
| Hungarian | Kasztília |
| Icelandic | Kastilía |
| Italian | Castiglia |
| Latin | Castella |
| Papiamento | Kastia |
| Polish | Kastylia |
| Portuguese | Castela |
| Russian | Кастилия |
| Saterland Frisian | Kastillien |
| Spanish | Castilla |
| Swedish | Kastilien |
| Turkish | Kastilya |
| West Frisian | Kastylje |