| Part of speech | unknown part of speech |
|---|
| Nominative | dekadenco |
|---|---|
| Accusative | dekadencon |
| Catalan | decadència |
|---|---|
| Czech | úpadek |
| Dutch | decadentie; verval |
| English | decadence |
| Faeroese | afturgongd; niðurgangur |
| German | Dekadenz; Verfall; Niedergang; Entartung |
| Hungarian | dekadencia |
| Portuguese | decadência; decaimento |
| Spanish | decadencia |