Declension table of ?aupaniṣatka

Neuter	Singular	Dual	Plural
Nominative	aupaniṣatkam	aupaniṣatke	aupaniṣatkāni
Vocative	aupaniṣatka	aupaniṣatke	aupaniṣatkāni
Accusative	aupaniṣatkam	aupaniṣatke	aupaniṣatkāni
Instrumental	aupaniṣatkena	aupaniṣatkābhyām	aupaniṣatkaiḥ
Dative	aupaniṣatkāya	aupaniṣatkābhyām	aupaniṣatkebhyaḥ
Ablative	aupaniṣatkāt	aupaniṣatkābhyām	aupaniṣatkebhyaḥ
Genitive	aupaniṣatkasya	aupaniṣatkayoḥ	aupaniṣatkānām
Locative	aupaniṣatke	aupaniṣatkayoḥ	aupaniṣatkeṣu

Compound aupaniṣatka -

Adverb -aupaniṣatkam -aupaniṣatkāt