Declension table of ?pracyāvana

Neuter	Singular	Dual	Plural
Nominative	pracyāvanam	pracyāvane	pracyāvanāni
Vocative	pracyāvana	pracyāvane	pracyāvanāni
Accusative	pracyāvanam	pracyāvane	pracyāvanāni
Instrumental	pracyāvanena	pracyāvanābhyām	pracyāvanaiḥ
Dative	pracyāvanāya	pracyāvanābhyām	pracyāvanebhyaḥ
Ablative	pracyāvanāt	pracyāvanābhyām	pracyāvanebhyaḥ
Genitive	pracyāvanasya	pracyāvanayoḥ	pracyāvanānām
Locative	pracyāvane	pracyāvanayoḥ	pracyāvaneṣu

Compound pracyāvana -

Adverb -pracyāvanam -pracyāvanāt