Declension table of ?mahakka

Masculine	Singular	Dual	Plural
Nominative	mahakkaḥ	mahakkau	mahakkāḥ
Vocative	mahakka	mahakkau	mahakkāḥ
Accusative	mahakkam	mahakkau	mahakkān
Instrumental	mahakkena	mahakkābhyām	mahakkaiḥ mahakkebhiḥ
Dative	mahakkāya	mahakkābhyām	mahakkebhyaḥ
Ablative	mahakkāt	mahakkābhyām	mahakkebhyaḥ
Genitive	mahakkasya	mahakkayoḥ	mahakkānām
Locative	mahakke	mahakkayoḥ	mahakkeṣu

Compound mahakka -

Adverb -mahakkam -mahakkāt