Declension table of ?mahāgarta

Masculine	Singular	Dual	Plural
Nominative	mahāgartaḥ	mahāgartau	mahāgartāḥ
Vocative	mahāgarta	mahāgartau	mahāgartāḥ
Accusative	mahāgartam	mahāgartau	mahāgartān
Instrumental	mahāgartena	mahāgartābhyām	mahāgartaiḥ mahāgartebhiḥ
Dative	mahāgartāya	mahāgartābhyām	mahāgartebhyaḥ
Ablative	mahāgartāt	mahāgartābhyām	mahāgartebhyaḥ
Genitive	mahāgartasya	mahāgartayoḥ	mahāgartānām
Locative	mahāgarte	mahāgartayoḥ	mahāgarteṣu

Compound mahāgarta -

Adverb -mahāgartam -mahāgartāt