Declension table of ?mahādamatra

Masculine	Singular	Dual	Plural
Nominative	mahādamatraḥ	mahādamatrau	mahādamatrāḥ
Vocative	mahādamatra	mahādamatrau	mahādamatrāḥ
Accusative	mahādamatram	mahādamatrau	mahādamatrān
Instrumental	mahādamatreṇa	mahādamatrābhyām	mahādamatraiḥ mahādamatrebhiḥ
Dative	mahādamatrāya	mahādamatrābhyām	mahādamatrebhyaḥ
Ablative	mahādamatrāt	mahādamatrābhyām	mahādamatrebhyaḥ
Genitive	mahādamatrasya	mahādamatrayoḥ	mahādamatrāṇām
Locative	mahādamatre	mahādamatrayoḥ	mahādamatreṣu

Compound mahādamatra -

Adverb -mahādamatram -mahādamatrāt