Declension table of ?priyānnatva

Neuter	Singular	Dual	Plural
Nominative	priyānnatvam	priyānnatve	priyānnatvāni
Vocative	priyānnatva	priyānnatve	priyānnatvāni
Accusative	priyānnatvam	priyānnatve	priyānnatvāni
Instrumental	priyānnatvena	priyānnatvābhyām	priyānnatvaiḥ
Dative	priyānnatvāya	priyānnatvābhyām	priyānnatvebhyaḥ
Ablative	priyānnatvāt	priyānnatvābhyām	priyānnatvebhyaḥ
Genitive	priyānnatvasya	priyānnatvayoḥ	priyānnatvānām
Locative	priyānnatve	priyānnatvayoḥ	priyānnatveṣu

Compound priyānnatva -

Adverb -priyānnatvam -priyānnatvāt