| Part of speech | common noun |
|---|---|
| Hyphenation | kask·o |
| Singular | Plural | |
|---|---|---|
| Nominative | kasko | kaskoj |
| Accusative | kaskon | kaskojn |
| Catalan | casc |
|---|---|
| Dutch | helm |
| English | helmet |
| English (Old English) | helm |
| Faeroese | hjálmur |
| Finnish | kypärä |
| German | Helm; Sturmhaube |
| Hungarian | sisak |
| Latin | cassis |
| Papiamento | hèlm; hèlmu |
| Polish | kask |
| Portuguese | capacete; elmo |
| Saterland Frisian | Hälm |
| Spanish | casco; salacot |
| Swedish | hjälm |
| Welsh | helm |
| West Frisian | helm |