Declension table of ?mahāvapa

Masculine	Singular	Dual	Plural
Nominative	mahāvapaḥ	mahāvapau	mahāvapāḥ
Vocative	mahāvapa	mahāvapau	mahāvapāḥ
Accusative	mahāvapam	mahāvapau	mahāvapān
Instrumental	mahāvapena	mahāvapābhyām	mahāvapaiḥ mahāvapebhiḥ
Dative	mahāvapāya	mahāvapābhyām	mahāvapebhyaḥ
Ablative	mahāvapāt	mahāvapābhyām	mahāvapebhyaḥ
Genitive	mahāvapasya	mahāvapayoḥ	mahāvapānām
Locative	mahāvape	mahāvapayoḥ	mahāvapeṣu

Compound mahāvapa -

Adverb -mahāvapam -mahāvapāt