Declension table of ?pratyapara

Neuter	Singular	Dual	Plural
Nominative	pratyaparam	pratyapare	pratyaparāṇi
Vocative	pratyapara	pratyapare	pratyaparāṇi
Accusative	pratyaparam	pratyapare	pratyaparāṇi
Instrumental	pratyapareṇa	pratyaparābhyām	pratyaparaiḥ
Dative	pratyaparāya	pratyaparābhyām	pratyaparebhyaḥ
Ablative	pratyaparāt	pratyaparābhyām	pratyaparebhyaḥ
Genitive	pratyaparasya	pratyaparayoḥ	pratyaparāṇām
Locative	pratyapare	pratyaparayoḥ	pratyapareṣu

Compound pratyapara -

Adverb -pratyaparam -pratyaparāt