Declension table of ?mahāraudra

Neuter	Singular	Dual	Plural
Nominative	mahāraudram	mahāraudre	mahāraudrāṇi
Vocative	mahāraudra	mahāraudre	mahāraudrāṇi
Accusative	mahāraudram	mahāraudre	mahāraudrāṇi
Instrumental	mahāraudreṇa	mahāraudrābhyām	mahāraudraiḥ
Dative	mahāraudrāya	mahāraudrābhyām	mahāraudrebhyaḥ
Ablative	mahāraudrāt	mahāraudrābhyām	mahāraudrebhyaḥ
Genitive	mahāraudrasya	mahāraudrayoḥ	mahāraudrāṇām
Locative	mahāraudre	mahāraudrayoḥ	mahāraudreṣu

Compound mahāraudra -

Adverb -mahāraudram -mahāraudrāt