Declension table of ?sivata

Masculine	Singular	Dual	Plural
Nominative	sivataḥ	sivatau	sivatāḥ
Vocative	sivata	sivatau	sivatāḥ
Accusative	sivatam	sivatau	sivatān
Instrumental	sivatena	sivatābhyām	sivataiḥ sivatebhiḥ
Dative	sivatāya	sivatābhyām	sivatebhyaḥ
Ablative	sivatāt	sivatābhyām	sivatebhyaḥ
Genitive	sivatasya	sivatayoḥ	sivatānām
Locative	sivate	sivatayoḥ	sivateṣu

Compound sivata -

Adverb -sivatam -sivatāt