| Part of speech | unknown part of speech |
|---|
| Singular | Plural | |
|---|---|---|
| Nominative | efektivigebla | efektivigeblaj |
| Accusative | efektivigeblan | efektivigeblajn |
| Dutch | doenlijk; haalbaar; uitvoerbaar |
|---|---|
| English | achievable; practicable; workable |
| German | ausführbar; durchführbar; zu verwirklichen |
| Saterland Frisian | uutfierboar |