Declension table of ?mahāgni

Masculine	Singular	Dual	Plural
Nominative	mahāgniḥ	mahāgnī	mahāgnayaḥ
Vocative	mahāgne	mahāgnī	mahāgnayaḥ
Accusative	mahāgnim	mahāgnī	mahāgnīn
Instrumental	mahāgninā	mahāgnibhyām	mahāgnibhiḥ
Dative	mahāgnaye	mahāgnibhyām	mahāgnibhyaḥ
Ablative	mahāgneḥ	mahāgnibhyām	mahāgnibhyaḥ
Genitive	mahāgneḥ	mahāgnyoḥ	mahāgnīnām
Locative	mahāgnau	mahāgnyoḥ	mahāgniṣu

Compound mahāgni -

Adverb -mahāgni