Declension table of ?mahīyiṣyat

Masculine	Singular	Dual	Plural
Nominative	mahīyiṣyan	mahīyiṣyantau	mahīyiṣyantaḥ
Vocative	mahīyiṣyan	mahīyiṣyantau	mahīyiṣyantaḥ
Accusative	mahīyiṣyantam	mahīyiṣyantau	mahīyiṣyataḥ
Instrumental	mahīyiṣyatā	mahīyiṣyadbhyām	mahīyiṣyadbhiḥ
Dative	mahīyiṣyate	mahīyiṣyadbhyām	mahīyiṣyadbhyaḥ
Ablative	mahīyiṣyataḥ	mahīyiṣyadbhyām	mahīyiṣyadbhyaḥ
Genitive	mahīyiṣyataḥ	mahīyiṣyatoḥ	mahīyiṣyatām
Locative	mahīyiṣyati	mahīyiṣyatoḥ	mahīyiṣyatsu

Compound mahīyiṣyat -

Adverb -mahīyiṣyantam