Declension table of ?kadarthya

Masculine	Singular	Dual	Plural
Nominative	kadarthyaḥ	kadarthyau	kadarthyāḥ
Vocative	kadarthya	kadarthyau	kadarthyāḥ
Accusative	kadarthyam	kadarthyau	kadarthyān
Instrumental	kadarthyena	kadarthyābhyām	kadarthyaiḥ kadarthyebhiḥ
Dative	kadarthyāya	kadarthyābhyām	kadarthyebhyaḥ
Ablative	kadarthyāt	kadarthyābhyām	kadarthyebhyaḥ
Genitive	kadarthyasya	kadarthyayoḥ	kadarthyānām
Locative	kadarthye	kadarthyayoḥ	kadarthyeṣu

Compound kadarthya -

Adverb -kadarthyam -kadarthyāt