| Part of speech | unknown part of speech |
|---|
| Singular | Plural | |
|---|---|---|
| Nominative | halebardo | halebardoj |
| Accusative | halebardon | halebardojn |
| Catalan | alabarda |
|---|---|
| Dutch | hellebaard |
| English | halberd; halbert |
| German | Hellebarde |
| Russian | алебарда |
| Saterland Frisian | Hellebarde |
| Spanish | alabarda |