Declension table of ?pratihvara

Masculine	Singular	Dual	Plural
Nominative	pratihvaraḥ	pratihvarau	pratihvarāḥ
Vocative	pratihvara	pratihvarau	pratihvarāḥ
Accusative	pratihvaram	pratihvarau	pratihvarān
Instrumental	pratihvareṇa	pratihvarābhyām	pratihvaraiḥ pratihvarebhiḥ
Dative	pratihvarāya	pratihvarābhyām	pratihvarebhyaḥ
Ablative	pratihvarāt	pratihvarābhyām	pratihvarebhyaḥ
Genitive	pratihvarasya	pratihvarayoḥ	pratihvarāṇām
Locative	pratihvare	pratihvarayoḥ	pratihvareṣu

Compound pratihvara -

Adverb -pratihvaram -pratihvarāt