Declension table of ?śiśvayiṣyat

Masculine	Singular	Dual	Plural
Nominative	śiśvayiṣyan	śiśvayiṣyantau	śiśvayiṣyantaḥ
Vocative	śiśvayiṣyan	śiśvayiṣyantau	śiśvayiṣyantaḥ
Accusative	śiśvayiṣyantam	śiśvayiṣyantau	śiśvayiṣyataḥ
Instrumental	śiśvayiṣyatā	śiśvayiṣyadbhyām	śiśvayiṣyadbhiḥ
Dative	śiśvayiṣyate	śiśvayiṣyadbhyām	śiśvayiṣyadbhyaḥ
Ablative	śiśvayiṣyataḥ	śiśvayiṣyadbhyām	śiśvayiṣyadbhyaḥ
Genitive	śiśvayiṣyataḥ	śiśvayiṣyatoḥ	śiśvayiṣyatām
Locative	śiśvayiṣyati	śiśvayiṣyatoḥ	śiśvayiṣyatsu

Compound śiśvayiṣyat -

Adverb -śiśvayiṣyantam