Declension table of ?samidvat

Masculine	Singular	Dual	Plural
Nominative	samidvān	samidvantau	samidvantaḥ
Vocative	samidvan	samidvantau	samidvantaḥ
Accusative	samidvantam	samidvantau	samidvataḥ
Instrumental	samidvatā	samidvadbhyām	samidvadbhiḥ
Dative	samidvate	samidvadbhyām	samidvadbhyaḥ
Ablative	samidvataḥ	samidvadbhyām	samidvadbhyaḥ
Genitive	samidvataḥ	samidvatoḥ	samidvatām
Locative	samidvati	samidvatoḥ	samidvatsu

Compound samidvat -

Adverb -samidvantam