Declension table of ?śāsitavat

Masculine	Singular	Dual	Plural
Nominative	śāsitavān	śāsitavantau	śāsitavantaḥ
Vocative	śāsitavan	śāsitavantau	śāsitavantaḥ
Accusative	śāsitavantam	śāsitavantau	śāsitavataḥ
Instrumental	śāsitavatā	śāsitavadbhyām	śāsitavadbhiḥ
Dative	śāsitavate	śāsitavadbhyām	śāsitavadbhyaḥ
Ablative	śāsitavataḥ	śāsitavadbhyām	śāsitavadbhyaḥ
Genitive	śāsitavataḥ	śāsitavatoḥ	śāsitavatām
Locative	śāsitavati	śāsitavatoḥ	śāsitavatsu

Compound śāsitavat -

Adverb -śāsitavantam