Declension table of ?mahārdha

Masculine	Singular	Dual	Plural
Nominative	mahārdhaḥ	mahārdhau	mahārdhāḥ
Vocative	mahārdha	mahārdhau	mahārdhāḥ
Accusative	mahārdham	mahārdhau	mahārdhān
Instrumental	mahārdhena	mahārdhābhyām	mahārdhaiḥ mahārdhebhiḥ
Dative	mahārdhāya	mahārdhābhyām	mahārdhebhyaḥ
Ablative	mahārdhāt	mahārdhābhyām	mahārdhebhyaḥ
Genitive	mahārdhasya	mahārdhayoḥ	mahārdhānām
Locative	mahārdhe	mahārdhayoḥ	mahārdheṣu

Compound mahārdha -

Adverb -mahārdham -mahārdhāt