Declension table of ?vijñeyatva

Neuter	Singular	Dual	Plural
Nominative	vijñeyatvam	vijñeyatve	vijñeyatvāni
Vocative	vijñeyatva	vijñeyatve	vijñeyatvāni
Accusative	vijñeyatvam	vijñeyatve	vijñeyatvāni
Instrumental	vijñeyatvena	vijñeyatvābhyām	vijñeyatvaiḥ
Dative	vijñeyatvāya	vijñeyatvābhyām	vijñeyatvebhyaḥ
Ablative	vijñeyatvāt	vijñeyatvābhyām	vijñeyatvebhyaḥ
Genitive	vijñeyatvasya	vijñeyatvayoḥ	vijñeyatvānām
Locative	vijñeyatve	vijñeyatvayoḥ	vijñeyatveṣu

Compound vijñeyatva -

Adverb -vijñeyatvam -vijñeyatvāt