Declension table of ?sasyavat

Masculine	Singular	Dual	Plural
Nominative	sasyavān	sasyavantau	sasyavantaḥ
Vocative	sasyavan	sasyavantau	sasyavantaḥ
Accusative	sasyavantam	sasyavantau	sasyavataḥ
Instrumental	sasyavatā	sasyavadbhyām	sasyavadbhiḥ
Dative	sasyavate	sasyavadbhyām	sasyavadbhyaḥ
Ablative	sasyavataḥ	sasyavadbhyām	sasyavadbhyaḥ
Genitive	sasyavataḥ	sasyavatoḥ	sasyavatām
Locative	sasyavati	sasyavatoḥ	sasyavatsu

Compound sasyavat -

Adverb -sasyavantam