Declension table of ?mahāmūrdhan

Masculine	Singular	Dual	Plural
Nominative	mahāmūrdhā	mahāmūrdhānau	mahāmūrdhānaḥ
Vocative	mahāmūrdhan	mahāmūrdhānau	mahāmūrdhānaḥ
Accusative	mahāmūrdhānam	mahāmūrdhānau	mahāmūrdhnaḥ
Instrumental	mahāmūrdhnā	mahāmūrdhabhyām	mahāmūrdhabhiḥ
Dative	mahāmūrdhne	mahāmūrdhabhyām	mahāmūrdhabhyaḥ
Ablative	mahāmūrdhnaḥ	mahāmūrdhabhyām	mahāmūrdhabhyaḥ
Genitive	mahāmūrdhnaḥ	mahāmūrdhnoḥ	mahāmūrdhnām
Locative	mahāmūrdhni mahāmūrdhani	mahāmūrdhnoḥ	mahāmūrdhasu

Compound mahāmūrdha -

Adverb -mahāmūrdham