Declension table of ?pratyāha

Neuter	Singular	Dual	Plural
Nominative	pratyāham	pratyāhe	pratyāhāni
Vocative	pratyāha	pratyāhe	pratyāhāni
Accusative	pratyāham	pratyāhe	pratyāhāni
Instrumental	pratyāhena	pratyāhābhyām	pratyāhaiḥ
Dative	pratyāhāya	pratyāhābhyām	pratyāhebhyaḥ
Ablative	pratyāhāt	pratyāhābhyām	pratyāhebhyaḥ
Genitive	pratyāhasya	pratyāhayoḥ	pratyāhānām
Locative	pratyāhe	pratyāhayoḥ	pratyāheṣu

Compound pratyāha -

Adverb -pratyāham -pratyāhāt