| Part of speech | common noun |
|---|---|
| Hyphenation | du·on·frat·o |
| Singular | Plural | |
|---|---|---|
| Nominative | duonfrato | duonfratoj |
| Accusative | duonfraton | duonfratojn |
| Dutch | halfbroer; stiefbroer |
|---|---|
| English | half‐brother |
| French | demi‐frère |
| Italian | fratellastro |
| Spanish | hermanastro |
| Swedish | halvbroder; halvbror |