Declension table of ?iṣavat

Masculine	Singular	Dual	Plural
Nominative	iṣavān	iṣavantau	iṣavantaḥ
Vocative	iṣavan	iṣavantau	iṣavantaḥ
Accusative	iṣavantam	iṣavantau	iṣavataḥ
Instrumental	iṣavatā	iṣavadbhyām	iṣavadbhiḥ
Dative	iṣavate	iṣavadbhyām	iṣavadbhyaḥ
Ablative	iṣavataḥ	iṣavadbhyām	iṣavadbhyaḥ
Genitive	iṣavataḥ	iṣavatoḥ	iṣavatām
Locative	iṣavati	iṣavatoḥ	iṣavatsu

Compound iṣavat -

Adverb -iṣavantam