Declension table of ?viśayitva

Neuter	Singular	Dual	Plural
Nominative	viśayitvam	viśayitve	viśayitvāni
Vocative	viśayitva	viśayitve	viśayitvāni
Accusative	viśayitvam	viśayitve	viśayitvāni
Instrumental	viśayitvena	viśayitvābhyām	viśayitvaiḥ
Dative	viśayitvāya	viśayitvābhyām	viśayitvebhyaḥ
Ablative	viśayitvāt	viśayitvābhyām	viśayitvebhyaḥ
Genitive	viśayitvasya	viśayitvayoḥ	viśayitvānām
Locative	viśayitve	viśayitvayoḥ	viśayitveṣu

Compound viśayitva -

Adverb -viśayitvam -viśayitvāt