Declension table of ?pratipadatva

Neuter	Singular	Dual	Plural
Nominative	pratipadatvam	pratipadatve	pratipadatvāni
Vocative	pratipadatva	pratipadatve	pratipadatvāni
Accusative	pratipadatvam	pratipadatve	pratipadatvāni
Instrumental	pratipadatvena	pratipadatvābhyām	pratipadatvaiḥ
Dative	pratipadatvāya	pratipadatvābhyām	pratipadatvebhyaḥ
Ablative	pratipadatvāt	pratipadatvābhyām	pratipadatvebhyaḥ
Genitive	pratipadatvasya	pratipadatvayoḥ	pratipadatvānām
Locative	pratipadatve	pratipadatvayoḥ	pratipadatveṣu

Compound pratipadatva -

Adverb -pratipadatvam -pratipadatvāt