| Part of speech | common noun |
|---|---|
| Gender | feminine |
| Singular | Plural | |
|---|---|---|
| Nominative | Schlaflosigkeit | |
| Genitive | Schlaflosigkeit | |
| Dative | Schlaflosigkeit | |
| Accusative | Schlaflosigkeit |
| Dutch | slapeloosheid |
|---|---|
| English | insomnia |
| Esperanto | sendormeco |
| Hungarian | álmatlanság |
| Portuguese | insónia |