Declension table of ?vatsaka

Neuter	Singular	Dual	Plural
Nominative	vatsakam	vatsake	vatsakāni
Vocative	vatsaka	vatsake	vatsakāni
Accusative	vatsakam	vatsake	vatsakāni
Instrumental	vatsakena	vatsakābhyām	vatsakaiḥ
Dative	vatsakāya	vatsakābhyām	vatsakebhyaḥ
Ablative	vatsakāt	vatsakābhyām	vatsakebhyaḥ
Genitive	vatsakasya	vatsakayoḥ	vatsakānām
Locative	vatsake	vatsakayoḥ	vatsakeṣu

Compound vatsaka -

Adverb -vatsakam -vatsakāt