Declension table of ?arthakartṛ

Masculine	Singular	Dual	Plural
Nominative	arthakartā	arthakartārau	arthakartāraḥ
Vocative	arthakartaḥ	arthakartārau	arthakartāraḥ
Accusative	arthakartāram	arthakartārau	arthakartṝn
Instrumental	arthakartrā	arthakartṛbhyām	arthakartṛbhiḥ
Dative	arthakartre	arthakartṛbhyām	arthakartṛbhyaḥ
Ablative	arthakartuḥ	arthakartṛbhyām	arthakartṛbhyaḥ
Genitive	arthakartuḥ	arthakartroḥ	arthakartṝṇām
Locative	arthakartari	arthakartroḥ	arthakartṛṣu

Compound arthakartṛ -

Adverb -arthakartṛ