Declension table of ?mahādundu

Masculine	Singular	Dual	Plural
Nominative	mahādunduḥ	mahādundū	mahādundavaḥ
Vocative	mahādundo	mahādundū	mahādundavaḥ
Accusative	mahādundum	mahādundū	mahādundūn
Instrumental	mahādundunā	mahādundubhyām	mahādundubhiḥ
Dative	mahādundave	mahādundubhyām	mahādundubhyaḥ
Ablative	mahādundoḥ	mahādundubhyām	mahādundubhyaḥ
Genitive	mahādundoḥ	mahādundvoḥ	mahādundūnām
Locative	mahādundau	mahādundvoḥ	mahādunduṣu

Compound mahādundu -

Adverb -mahādundu