Declension table of ?kāṭya

Masculine	Singular	Dual	Plural
Nominative	kāṭyaḥ	kāṭyau	kāṭyāḥ
Vocative	kāṭya	kāṭyau	kāṭyāḥ
Accusative	kāṭyam	kāṭyau	kāṭyān
Instrumental	kāṭyena	kāṭyābhyām	kāṭyaiḥ kāṭyebhiḥ
Dative	kāṭyāya	kāṭyābhyām	kāṭyebhyaḥ
Ablative	kāṭyāt	kāṭyābhyām	kāṭyebhyaḥ
Genitive	kāṭyasya	kāṭyayoḥ	kāṭyānām
Locative	kāṭye	kāṭyayoḥ	kāṭyeṣu

Compound kāṭya -

Adverb -kāṭyam -kāṭyāt