Declension table of ?mahānta

Neuter	Singular	Dual	Plural
Nominative	mahāntam	mahānte	mahāntāni
Vocative	mahānta	mahānte	mahāntāni
Accusative	mahāntam	mahānte	mahāntāni
Instrumental	mahāntena	mahāntābhyām	mahāntaiḥ
Dative	mahāntāya	mahāntābhyām	mahāntebhyaḥ
Ablative	mahāntāt	mahāntābhyām	mahāntebhyaḥ
Genitive	mahāntasya	mahāntayoḥ	mahāntānām
Locative	mahānte	mahāntayoḥ	mahānteṣu

Compound mahānta -

Adverb -mahāntam -mahāntāt