Declension table of ?vrātyatva

Neuter	Singular	Dual	Plural
Nominative	vrātyatvam	vrātyatve	vrātyatvāni
Vocative	vrātyatva	vrātyatve	vrātyatvāni
Accusative	vrātyatvam	vrātyatve	vrātyatvāni
Instrumental	vrātyatvena	vrātyatvābhyām	vrātyatvaiḥ
Dative	vrātyatvāya	vrātyatvābhyām	vrātyatvebhyaḥ
Ablative	vrātyatvāt	vrātyatvābhyām	vrātyatvebhyaḥ
Genitive	vrātyatvasya	vrātyatvayoḥ	vrātyatvānām
Locative	vrātyatve	vrātyatvayoḥ	vrātyatveṣu

Compound vrātyatva -

Adverb -vrātyatvam -vrātyatvāt