Declension table of ?kārkaśya

Neuter	Singular	Dual	Plural
Nominative	kārkaśyam	kārkaśye	kārkaśyāni
Vocative	kārkaśya	kārkaśye	kārkaśyāni
Accusative	kārkaśyam	kārkaśye	kārkaśyāni
Instrumental	kārkaśyena	kārkaśyābhyām	kārkaśyaiḥ
Dative	kārkaśyāya	kārkaśyābhyām	kārkaśyebhyaḥ
Ablative	kārkaśyāt	kārkaśyābhyām	kārkaśyebhyaḥ
Genitive	kārkaśyasya	kārkaśyayoḥ	kārkaśyānām
Locative	kārkaśye	kārkaśyayoḥ	kārkaśyeṣu

Compound kārkaśya -

Adverb -kārkaśyam -kārkaśyāt