Declension table of ?catta

Neuter	Singular	Dual	Plural
Nominative	cattam	catte	cattāni
Vocative	catta	catte	cattāni
Accusative	cattam	catte	cattāni
Instrumental	cattena	cattābhyām	cattaiḥ
Dative	cattāya	cattābhyām	cattebhyaḥ
Ablative	cattāt	cattābhyām	cattebhyaḥ
Genitive	cattasya	cattayoḥ	cattānām
Locative	catte	cattayoḥ	catteṣu

Compound catta -

Adverb -cattam -cattāt