Declension table of ?rahasyopaniṣad

Feminine	Singular	Dual	Plural
Nominative	rahasyopaniṣat	rahasyopaniṣadau	rahasyopaniṣadaḥ
Vocative	rahasyopaniṣat	rahasyopaniṣadau	rahasyopaniṣadaḥ
Accusative	rahasyopaniṣadam	rahasyopaniṣadau	rahasyopaniṣadaḥ
Instrumental	rahasyopaniṣadā	rahasyopaniṣadbhyām	rahasyopaniṣadbhiḥ
Dative	rahasyopaniṣade	rahasyopaniṣadbhyām	rahasyopaniṣadbhyaḥ
Ablative	rahasyopaniṣadaḥ	rahasyopaniṣadbhyām	rahasyopaniṣadbhyaḥ
Genitive	rahasyopaniṣadaḥ	rahasyopaniṣadoḥ	rahasyopaniṣadām
Locative	rahasyopaniṣadi	rahasyopaniṣadoḥ	rahasyopaniṣatsu

Compound rahasyopaniṣat -

Adverb -rahasyopaniṣat