Declension table of ?dūpra

Masculine	Singular	Dual	Plural
Nominative	dūpraḥ	dūprau	dūprāḥ
Vocative	dūpra	dūprau	dūprāḥ
Accusative	dūpram	dūprau	dūprān
Instrumental	dūpreṇa	dūprābhyām	dūpraiḥ dūprebhiḥ
Dative	dūprāya	dūprābhyām	dūprebhyaḥ
Ablative	dūprāt	dūprābhyām	dūprebhyaḥ
Genitive	dūprasya	dūprayoḥ	dūprāṇām
Locative	dūpre	dūprayoḥ	dūpreṣu

Compound dūpra -

Adverb -dūpram -dūprāt