Declension table of ?sāvitavat

Masculine	Singular	Dual	Plural
Nominative	sāvitavān	sāvitavantau	sāvitavantaḥ
Vocative	sāvitavan	sāvitavantau	sāvitavantaḥ
Accusative	sāvitavantam	sāvitavantau	sāvitavataḥ
Instrumental	sāvitavatā	sāvitavadbhyām	sāvitavadbhiḥ
Dative	sāvitavate	sāvitavadbhyām	sāvitavadbhyaḥ
Ablative	sāvitavataḥ	sāvitavadbhyām	sāvitavadbhyaḥ
Genitive	sāvitavataḥ	sāvitavatoḥ	sāvitavatām
Locative	sāvitavati	sāvitavatoḥ	sāvitavatsu

Compound sāvitavat -

Adverb -sāvitavantam