Declension table of ?paryāvartana

Neuter	Singular	Dual	Plural
Nominative	paryāvartanam	paryāvartane	paryāvartanāni
Vocative	paryāvartana	paryāvartane	paryāvartanāni
Accusative	paryāvartanam	paryāvartane	paryāvartanāni
Instrumental	paryāvartanena	paryāvartanābhyām	paryāvartanaiḥ
Dative	paryāvartanāya	paryāvartanābhyām	paryāvartanebhyaḥ
Ablative	paryāvartanāt	paryāvartanābhyām	paryāvartanebhyaḥ
Genitive	paryāvartanasya	paryāvartanayoḥ	paryāvartanānām
Locative	paryāvartane	paryāvartanayoḥ	paryāvartaneṣu

Compound paryāvartana -

Adverb -paryāvartanam -paryāvartanāt