Declension table of ?rudrākṣopaniṣad

Feminine	Singular	Dual	Plural
Nominative	rudrākṣopaniṣat	rudrākṣopaniṣadau	rudrākṣopaniṣadaḥ
Vocative	rudrākṣopaniṣat	rudrākṣopaniṣadau	rudrākṣopaniṣadaḥ
Accusative	rudrākṣopaniṣadam	rudrākṣopaniṣadau	rudrākṣopaniṣadaḥ
Instrumental	rudrākṣopaniṣadā	rudrākṣopaniṣadbhyām	rudrākṣopaniṣadbhiḥ
Dative	rudrākṣopaniṣade	rudrākṣopaniṣadbhyām	rudrākṣopaniṣadbhyaḥ
Ablative	rudrākṣopaniṣadaḥ	rudrākṣopaniṣadbhyām	rudrākṣopaniṣadbhyaḥ
Genitive	rudrākṣopaniṣadaḥ	rudrākṣopaniṣadoḥ	rudrākṣopaniṣadām
Locative	rudrākṣopaniṣadi	rudrākṣopaniṣadoḥ	rudrākṣopaniṣatsu

Compound rudrākṣopaniṣat -

Adverb -rudrākṣopaniṣat