Declension table of ?mahiratna

Masculine	Singular	Dual	Plural
Nominative	mahiratnaḥ	mahiratnau	mahiratnāḥ
Vocative	mahiratna	mahiratnau	mahiratnāḥ
Accusative	mahiratnam	mahiratnau	mahiratnān
Instrumental	mahiratnena	mahiratnābhyām	mahiratnaiḥ mahiratnebhiḥ
Dative	mahiratnāya	mahiratnābhyām	mahiratnebhyaḥ
Ablative	mahiratnāt	mahiratnābhyām	mahiratnebhyaḥ
Genitive	mahiratnasya	mahiratnayoḥ	mahiratnānām
Locative	mahiratne	mahiratnayoḥ	mahiratneṣu

Compound mahiratna -

Adverb -mahiratnam -mahiratnāt