Declension table of ?pratipriya

Neuter	Singular	Dual	Plural
Nominative	pratipriyam	pratipriye	pratipriyāṇi
Vocative	pratipriya	pratipriye	pratipriyāṇi
Accusative	pratipriyam	pratipriye	pratipriyāṇi
Instrumental	pratipriyeṇa	pratipriyābhyām	pratipriyaiḥ
Dative	pratipriyāya	pratipriyābhyām	pratipriyebhyaḥ
Ablative	pratipriyāt	pratipriyābhyām	pratipriyebhyaḥ
Genitive	pratipriyasya	pratipriyayoḥ	pratipriyāṇām
Locative	pratipriye	pratipriyayoḥ	pratipriyeṣu

Compound pratipriya -

Adverb -pratipriyam -pratipriyāt