Declension table of ?vyayabhavana

Neuter	Singular	Dual	Plural
Nominative	vyayabhavanam	vyayabhavane	vyayabhavanāni
Vocative	vyayabhavana	vyayabhavane	vyayabhavanāni
Accusative	vyayabhavanam	vyayabhavane	vyayabhavanāni
Instrumental	vyayabhavanena	vyayabhavanābhyām	vyayabhavanaiḥ
Dative	vyayabhavanāya	vyayabhavanābhyām	vyayabhavanebhyaḥ
Ablative	vyayabhavanāt	vyayabhavanābhyām	vyayabhavanebhyaḥ
Genitive	vyayabhavanasya	vyayabhavanayoḥ	vyayabhavanānām
Locative	vyayabhavane	vyayabhavanayoḥ	vyayabhavaneṣu

Compound vyayabhavana -

Adverb -vyayabhavanam -vyayabhavanāt