Declension table of ?madhurasvara

Neuter	Singular	Dual	Plural
Nominative	madhurasvaram	madhurasvare	madhurasvarāṇi
Vocative	madhurasvara	madhurasvare	madhurasvarāṇi
Accusative	madhurasvaram	madhurasvare	madhurasvarāṇi
Instrumental	madhurasvareṇa	madhurasvarābhyām	madhurasvaraiḥ
Dative	madhurasvarāya	madhurasvarābhyām	madhurasvarebhyaḥ
Ablative	madhurasvarāt	madhurasvarābhyām	madhurasvarebhyaḥ
Genitive	madhurasvarasya	madhurasvarayoḥ	madhurasvarāṇām
Locative	madhurasvare	madhurasvarayoḥ	madhurasvareṣu

Compound madhurasvara -

Adverb -madhurasvaram -madhurasvarāt