Declension table of ?prayatatva

Neuter	Singular	Dual	Plural
Nominative	prayatatvam	prayatatve	prayatatvāni
Vocative	prayatatva	prayatatve	prayatatvāni
Accusative	prayatatvam	prayatatve	prayatatvāni
Instrumental	prayatatvena	prayatatvābhyām	prayatatvaiḥ
Dative	prayatatvāya	prayatatvābhyām	prayatatvebhyaḥ
Ablative	prayatatvāt	prayatatvābhyām	prayatatvebhyaḥ
Genitive	prayatatvasya	prayatatvayoḥ	prayatatvānām
Locative	prayatatve	prayatatvayoḥ	prayatatveṣu

Compound prayatatva -

Adverb -prayatatvam -prayatatvāt