Declension table of ?vatsya

Masculine	Singular	Dual	Plural
Nominative	vatsyaḥ	vatsyau	vatsyāḥ
Vocative	vatsya	vatsyau	vatsyāḥ
Accusative	vatsyam	vatsyau	vatsyān
Instrumental	vatsyena	vatsyābhyām	vatsyaiḥ vatsyebhiḥ
Dative	vatsyāya	vatsyābhyām	vatsyebhyaḥ
Ablative	vatsyāt	vatsyābhyām	vatsyebhyaḥ
Genitive	vatsyasya	vatsyayoḥ	vatsyānām
Locative	vatsye	vatsyayoḥ	vatsyeṣu

Compound vatsya -

Adverb -vatsyam -vatsyāt