Declension table of mahārtha

Masculine	Singular	Dual	Plural
Nominative	mahārthaḥ	mahārthau	mahārthāḥ
Vocative	mahārtha	mahārthau	mahārthāḥ
Accusative	mahārtham	mahārthau	mahārthān
Instrumental	mahārthena	mahārthābhyām	mahārthaiḥ mahārthebhiḥ
Dative	mahārthāya	mahārthābhyām	mahārthebhyaḥ
Ablative	mahārthāt	mahārthābhyām	mahārthebhyaḥ
Genitive	mahārthasya	mahārthayoḥ	mahārthānām
Locative	mahārthe	mahārthayoḥ	mahārtheṣu

Compound mahārtha -

Adverb -mahārtham -mahārthāt