Declension table of ?pratyardhi

Neuter	Singular	Dual	Plural
Nominative	pratyardhi	pratyardhinī	pratyardhīni
Vocative	pratyardhi	pratyardhinī	pratyardhīni
Accusative	pratyardhi	pratyardhinī	pratyardhīni
Instrumental	pratyardhinā	pratyardhibhyām	pratyardhibhiḥ
Dative	pratyardhine	pratyardhibhyām	pratyardhibhyaḥ
Ablative	pratyardhinaḥ	pratyardhibhyām	pratyardhibhyaḥ
Genitive	pratyardhinaḥ	pratyardhinoḥ	pratyardhīnām
Locative	pratyardhini	pratyardhinoḥ	pratyardhiṣu

Compound pratyardhi -

Adverb -pratyardhi