Declension table of ?cyāvana

Neuter	Singular	Dual	Plural
Nominative	cyāvanam	cyāvane	cyāvanāni
Vocative	cyāvana	cyāvane	cyāvanāni
Accusative	cyāvanam	cyāvane	cyāvanāni
Instrumental	cyāvanena	cyāvanābhyām	cyāvanaiḥ
Dative	cyāvanāya	cyāvanābhyām	cyāvanebhyaḥ
Ablative	cyāvanāt	cyāvanābhyām	cyāvanebhyaḥ
Genitive	cyāvanasya	cyāvanayoḥ	cyāvanānām
Locative	cyāvane	cyāvanayoḥ	cyāvaneṣu

Compound cyāvana -

Adverb -cyāvanam -cyāvanāt