Declension table of śivatva

Neuter	Singular	Dual	Plural
Nominative	śivatvam	śivatve	śivatvāni
Vocative	śivatva	śivatve	śivatvāni
Accusative	śivatvam	śivatve	śivatvāni
Instrumental	śivatvena	śivatvābhyām	śivatvaiḥ
Dative	śivatvāya	śivatvābhyām	śivatvebhyaḥ
Ablative	śivatvāt	śivatvābhyām	śivatvebhyaḥ
Genitive	śivatvasya	śivatvayoḥ	śivatvānām
Locative	śivatve	śivatvayoḥ	śivatveṣu

Compound śivatva -

Adverb -śivatvam -śivatvāt