Declension table of ?sāhasavat

Masculine	Singular	Dual	Plural
Nominative	sāhasavān	sāhasavantau	sāhasavantaḥ
Vocative	sāhasavan	sāhasavantau	sāhasavantaḥ
Accusative	sāhasavantam	sāhasavantau	sāhasavataḥ
Instrumental	sāhasavatā	sāhasavadbhyām	sāhasavadbhiḥ
Dative	sāhasavate	sāhasavadbhyām	sāhasavadbhyaḥ
Ablative	sāhasavataḥ	sāhasavadbhyām	sāhasavadbhyaḥ
Genitive	sāhasavataḥ	sāhasavatoḥ	sāhasavatām
Locative	sāhasavati	sāhasavatoḥ	sāhasavatsu

Compound sāhasavat -

Adverb -sāhasavantam