| Stopfbuchsautomatik | Nominativ, Singular | nominative case, singular | |
| Stopfbuchsautomatike | Genitiv, Singular | genitive case, singular | |
| Stopfbuchsautomatiken | Dativ, Singular | dative case, singular | |
| Stopfbuchsautomatik(e)s | Akkusativ, Singular | accusative case, singular | |
| Stopfbuchsautomatiker | Nominativ, Plural | nominative case, plural | |
| Stopfbuchsautomatikern | Genitiv, Plural | genitive case, plural | |
| Stopfbuchsautomatikn | Dativ, Plural | dative case, plural |