Declension table of kathaka

Masculine	Singular	Dual	Plural
Nominative	kathakaḥ	kathakau	kathakāḥ
Vocative	kathaka	kathakau	kathakāḥ
Accusative	kathakam	kathakau	kathakān
Instrumental	kathakena	kathakābhyām	kathakaiḥ kathakebhiḥ
Dative	kathakāya	kathakābhyām	kathakebhyaḥ
Ablative	kathakāt	kathakābhyām	kathakebhyaḥ
Genitive	kathakasya	kathakayoḥ	kathakānām
Locative	kathake	kathakayoḥ	kathakeṣu

Compound kathaka -

Adverb -kathakam -kathakāt