Declension table of ?jīvayiṣyat

Masculine	Singular	Dual	Plural
Nominative	jīvayiṣyan	jīvayiṣyantau	jīvayiṣyantaḥ
Vocative	jīvayiṣyan	jīvayiṣyantau	jīvayiṣyantaḥ
Accusative	jīvayiṣyantam	jīvayiṣyantau	jīvayiṣyataḥ
Instrumental	jīvayiṣyatā	jīvayiṣyadbhyām	jīvayiṣyadbhiḥ
Dative	jīvayiṣyate	jīvayiṣyadbhyām	jīvayiṣyadbhyaḥ
Ablative	jīvayiṣyataḥ	jīvayiṣyadbhyām	jīvayiṣyadbhyaḥ
Genitive	jīvayiṣyataḥ	jīvayiṣyatoḥ	jīvayiṣyatām
Locative	jīvayiṣyati	jīvayiṣyatoḥ	jīvayiṣyatsu

Compound jīvayiṣyat -

Adverb -jīvayiṣyantam