Declension table of ?vagvana

Neuter	Singular	Dual	Plural
Nominative	vagvanam	vagvane	vagvanāni
Vocative	vagvana	vagvane	vagvanāni
Accusative	vagvanam	vagvane	vagvanāni
Instrumental	vagvanena	vagvanābhyām	vagvanaiḥ
Dative	vagvanāya	vagvanābhyām	vagvanebhyaḥ
Ablative	vagvanāt	vagvanābhyām	vagvanebhyaḥ
Genitive	vagvanasya	vagvanayoḥ	vagvanānām
Locative	vagvane	vagvanayoḥ	vagvaneṣu

Compound vagvana -

Adverb -vagvanam -vagvanāt