Declension table of ?dvisahasra

Masculine	Singular	Dual	Plural
Nominative	dvisahasraḥ	dvisahasrau	dvisahasrāḥ
Vocative	dvisahasra	dvisahasrau	dvisahasrāḥ
Accusative	dvisahasram	dvisahasrau	dvisahasrān
Instrumental	dvisahasreṇa	dvisahasrābhyām	dvisahasraiḥ dvisahasrebhiḥ
Dative	dvisahasrāya	dvisahasrābhyām	dvisahasrebhyaḥ
Ablative	dvisahasrāt	dvisahasrābhyām	dvisahasrebhyaḥ
Genitive	dvisahasrasya	dvisahasrayoḥ	dvisahasrāṇām
Locative	dvisahasre	dvisahasrayoḥ	dvisahasreṣu

Compound dvisahasra -

Adverb -dvisahasram -dvisahasrāt