| Part of speech | unknown part of speech |
|---|
| Singular | Plural | |
|---|---|---|
| Nominative | kakto | kaktoj |
| Accusative | kakton | kaktojn |
| Catalan | cactus |
|---|---|
| Czech | kaktus |
| Danish | kaktus |
| Dutch | cactus |
| English | cactus |
| Faeroese | kaktus |
| Finnish | kaktus |
| French | cactus |
| German | Kaktus |
| Greek | κάκτος |
| Hungarian | kaktusz |
| Italian | cactus |
| Norwegian | kaktus |
| Portuguese | cacto |
| Saterland Frisian | Kaktus |
| Spanish | cacto |
| Swedish | kaktus |
| Tagalog | hagdambató |
| West Frisian | kaktus |