Declension table of ?madhureṇu

Masculine	Singular	Dual	Plural
Nominative	madhureṇuḥ	madhureṇū	madhureṇavaḥ
Vocative	madhureṇo	madhureṇū	madhureṇavaḥ
Accusative	madhureṇum	madhureṇū	madhureṇūn
Instrumental	madhureṇunā	madhureṇubhyām	madhureṇubhiḥ
Dative	madhureṇave	madhureṇubhyām	madhureṇubhyaḥ
Ablative	madhureṇoḥ	madhureṇubhyām	madhureṇubhyaḥ
Genitive	madhureṇoḥ	madhureṇvoḥ	madhureṇūnām
Locative	madhureṇau	madhureṇvoḥ	madhureṇuṣu

Compound madhureṇu -

Adverb -madhureṇu