Declension table of ?kaṭakya

Neuter	Singular	Dual	Plural
Nominative	kaṭakyam	kaṭakye	kaṭakyāni
Vocative	kaṭakya	kaṭakye	kaṭakyāni
Accusative	kaṭakyam	kaṭakye	kaṭakyāni
Instrumental	kaṭakyena	kaṭakyābhyām	kaṭakyaiḥ
Dative	kaṭakyāya	kaṭakyābhyām	kaṭakyebhyaḥ
Ablative	kaṭakyāt	kaṭakyābhyām	kaṭakyebhyaḥ
Genitive	kaṭakyasya	kaṭakyayoḥ	kaṭakyānām
Locative	kaṭakye	kaṭakyayoḥ	kaṭakyeṣu

Compound kaṭakya -

Adverb -kaṭakyam -kaṭakyāt