Declension table of ?kātthaka

Masculine	Singular	Dual	Plural
Nominative	kātthakaḥ	kātthakau	kātthakāḥ
Vocative	kātthaka	kātthakau	kātthakāḥ
Accusative	kātthakam	kātthakau	kātthakān
Instrumental	kātthakena	kātthakābhyām	kātthakaiḥ kātthakebhiḥ
Dative	kātthakāya	kātthakābhyām	kātthakebhyaḥ
Ablative	kātthakāt	kātthakābhyām	kātthakebhyaḥ
Genitive	kātthakasya	kātthakayoḥ	kātthakānām
Locative	kātthake	kātthakayoḥ	kātthakeṣu

Compound kātthaka -

Adverb -kātthakam -kātthakāt