| Part of speech | common noun |
|---|---|
| Gender | masculine |
| Plural | coipús |
| Dutch | beverrat |
|---|---|
| English | coypu |
| Esperanto | kojpo |
| Finnish | nutria; rämemajava |
| French | ragondin |
| German | Biberratte |
| Hungarian | nutria; hódpatkány; mocsári hód |
| Icelandic | nútría |
| Italian | nutria; castoro di palude; castorino |
| Norwegian | sumpbever |
| Polish | nutria |
| Portuguese | ratão‐do‐banhado; nútria; caxingui; ratão‐d’água |
| Romanian | nutrie |
| Russian | нутрия; коипу; болотный бобр |
| Spanish | coipo; coipú; quiyá |
| Swahili | panya‐mito |
| Swedish | sumpbäver; nutria |
| Thai | นากหญ้า |
| Turkish | koypu |
| Ukrainian | нутрія; койпу; болотяний бобер |
| West Frisian | beverrôt |