Declension table of ?pratidvipa

Masculine	Singular	Dual	Plural
Nominative	pratidvipaḥ	pratidvipau	pratidvipāḥ
Vocative	pratidvipa	pratidvipau	pratidvipāḥ
Accusative	pratidvipam	pratidvipau	pratidvipān
Instrumental	pratidvipena	pratidvipābhyām	pratidvipaiḥ pratidvipebhiḥ
Dative	pratidvipāya	pratidvipābhyām	pratidvipebhyaḥ
Ablative	pratidvipāt	pratidvipābhyām	pratidvipebhyaḥ
Genitive	pratidvipasya	pratidvipayoḥ	pratidvipānām
Locative	pratidvipe	pratidvipayoḥ	pratidvipeṣu

Compound pratidvipa -

Adverb -pratidvipam -pratidvipāt