Declension table of ?māhānasa

Masculine	Singular	Dual	Plural
Nominative	māhānasaḥ	māhānasau	māhānasāḥ
Vocative	māhānasa	māhānasau	māhānasāḥ
Accusative	māhānasam	māhānasau	māhānasān
Instrumental	māhānasena	māhānasābhyām	māhānasaiḥ māhānasebhiḥ
Dative	māhānasāya	māhānasābhyām	māhānasebhyaḥ
Ablative	māhānasāt	māhānasābhyām	māhānasebhyaḥ
Genitive	māhānasasya	māhānasayoḥ	māhānasānām
Locative	māhānase	māhānasayoḥ	māhānaseṣu

Compound māhānasa -

Adverb -māhānasam -māhānasāt