| Part of speech | proper name |
|---|---|
| Hyphenation | Pe·ru·o |
| Nominative | Peruo |
|---|---|
| Accusative | Peruon |
| Albanian | Peru |
|---|---|
| Catalan | Perú |
| Czech | Peru |
| Dutch | Peru |
| English | Peru |
| Finnish | Peru |
| French | Pérou |
| German | Peru |
| Greek | Περού |
| Icelandic | Perú |
| Latin | Peruvia |
| Low German | Peru |
| Luxemburgish | Peru |
| Malay | Peru |
| Norwegian | Peru |
| Papiamento | Perú |
| Polish | Peru |
| Portuguese | Peru |
| Russian | Перу |
| Spanish | Perú |
| Swedish | Peru |
| Ukrainian | Перу |
| Welsh | Periw |