Declension table of ?madhuvana

Neuter	Singular	Dual	Plural
Nominative	madhuvanam	madhuvane	madhuvanāni
Vocative	madhuvana	madhuvane	madhuvanāni
Accusative	madhuvanam	madhuvane	madhuvanāni
Instrumental	madhuvanena	madhuvanābhyām	madhuvanaiḥ
Dative	madhuvanāya	madhuvanābhyām	madhuvanebhyaḥ
Ablative	madhuvanāt	madhuvanābhyām	madhuvanebhyaḥ
Genitive	madhuvanasya	madhuvanayoḥ	madhuvanānām
Locative	madhuvane	madhuvanayoḥ	madhuvaneṣu

Compound madhuvana -

Adverb -madhuvanam -madhuvanāt