Declension table of ?kāpuruṣya

Neuter	Singular	Dual	Plural
Nominative	kāpuruṣyam	kāpuruṣye	kāpuruṣyāṇi
Vocative	kāpuruṣya	kāpuruṣye	kāpuruṣyāṇi
Accusative	kāpuruṣyam	kāpuruṣye	kāpuruṣyāṇi
Instrumental	kāpuruṣyeṇa	kāpuruṣyābhyām	kāpuruṣyaiḥ
Dative	kāpuruṣyāya	kāpuruṣyābhyām	kāpuruṣyebhyaḥ
Ablative	kāpuruṣyāt	kāpuruṣyābhyām	kāpuruṣyebhyaḥ
Genitive	kāpuruṣyasya	kāpuruṣyayoḥ	kāpuruṣyāṇām
Locative	kāpuruṣye	kāpuruṣyayoḥ	kāpuruṣyeṣu

Compound kāpuruṣya -

Adverb -kāpuruṣyam -kāpuruṣyāt