Declension table of ?karṣya

Masculine	Singular	Dual	Plural
Nominative	karṣyaḥ	karṣyau	karṣyāḥ
Vocative	karṣya	karṣyau	karṣyāḥ
Accusative	karṣyam	karṣyau	karṣyān
Instrumental	karṣyeṇa	karṣyābhyām	karṣyaiḥ karṣyebhiḥ
Dative	karṣyāya	karṣyābhyām	karṣyebhyaḥ
Ablative	karṣyāt	karṣyābhyām	karṣyebhyaḥ
Genitive	karṣyasya	karṣyayoḥ	karṣyāṇām
Locative	karṣye	karṣyayoḥ	karṣyeṣu

Compound karṣya -

Adverb -karṣyam -karṣyāt