Declension table of ?aniṣyat

Masculine	Singular	Dual	Plural
Nominative	aniṣyan	aniṣyantau	aniṣyantaḥ
Vocative	aniṣyan	aniṣyantau	aniṣyantaḥ
Accusative	aniṣyantam	aniṣyantau	aniṣyataḥ
Instrumental	aniṣyatā	aniṣyadbhyām	aniṣyadbhiḥ
Dative	aniṣyate	aniṣyadbhyām	aniṣyadbhyaḥ
Ablative	aniṣyataḥ	aniṣyadbhyām	aniṣyadbhyaḥ
Genitive	aniṣyataḥ	aniṣyatoḥ	aniṣyatām
Locative	aniṣyati	aniṣyatoḥ	aniṣyatsu

Compound aniṣyat -

Adverb -aniṣyantam