Declension table of ?pratyagravayas

Masculine	Singular	Dual	Plural
Nominative	pratyagravayān	pratyagravayāṃsau	pratyagravayāṃsaḥ
Vocative	pratyagravayan	pratyagravayāṃsau	pratyagravayāṃsaḥ
Accusative	pratyagravayāṃsam	pratyagravayāṃsau	pratyagravayasaḥ
Instrumental	pratyagravayasā	pratyagravayobhyām	pratyagravayobhiḥ
Dative	pratyagravayase	pratyagravayobhyām	pratyagravayobhyaḥ
Ablative	pratyagravayasaḥ	pratyagravayobhyām	pratyagravayobhyaḥ
Genitive	pratyagravayasaḥ	pratyagravayasoḥ	pratyagravayasām
Locative	pratyagravayasi	pratyagravayasoḥ	pratyagravayaḥsu

Compound pratyagravayas -

Adverb -pratyagravayas