| Part of speech | unknown part of speech |
|---|
| Singular | Plural | |
|---|---|---|
| Nominative | akva | akvaj |
| Accusative | akvan | akvajn |
| Catalan | aquàtic |
|---|---|
| Czech | vodní |
| Dutch | waterhoudend; waterig; aquatisch |
| English | watery; aquatic; water; of water; aqueous |
| French | aquatique; d’eau; aqueux |
| German | Wasser‐; wasserartig; wässerig; wäßrig |
| Greek | υδρόβιος |
| Icelandic | vatns‐; vatna |
| Italian | acquatico |
| Latin | aqualis; aquarius; aquaticus |
| Polish | wodny |
| Portuguese | aquático; aquoso |
| Russian | водяный; водяной; водный |
| Spanish | acuático; acuátil; de agua |
| Swedish | vatten‐ |