Declension table of ?sahasradvāra

Masculine	Singular	Dual	Plural
Nominative	sahasradvāraḥ	sahasradvārau	sahasradvārāḥ
Vocative	sahasradvāra	sahasradvārau	sahasradvārāḥ
Accusative	sahasradvāram	sahasradvārau	sahasradvārān
Instrumental	sahasradvāreṇa	sahasradvārābhyām	sahasradvāraiḥ sahasradvārebhiḥ
Dative	sahasradvārāya	sahasradvārābhyām	sahasradvārebhyaḥ
Ablative	sahasradvārāt	sahasradvārābhyām	sahasradvārebhyaḥ
Genitive	sahasradvārasya	sahasradvārayoḥ	sahasradvārāṇām
Locative	sahasradvāre	sahasradvārayoḥ	sahasradvāreṣu

Compound sahasradvāra -

Adverb -sahasradvāram -sahasradvārāt