Declension table of ?mahīdurga

Neuter	Singular	Dual	Plural
Nominative	mahīdurgam	mahīdurge	mahīdurgāṇi
Vocative	mahīdurga	mahīdurge	mahīdurgāṇi
Accusative	mahīdurgam	mahīdurge	mahīdurgāṇi
Instrumental	mahīdurgeṇa	mahīdurgābhyām	mahīdurgaiḥ
Dative	mahīdurgāya	mahīdurgābhyām	mahīdurgebhyaḥ
Ablative	mahīdurgāt	mahīdurgābhyām	mahīdurgebhyaḥ
Genitive	mahīdurgasya	mahīdurgayoḥ	mahīdurgāṇām
Locative	mahīdurge	mahīdurgayoḥ	mahīdurgeṣu

Compound mahīdurga -

Adverb -mahīdurgam -mahīdurgāt