Declension table of ?āpeyatva

Neuter	Singular	Dual	Plural
Nominative	āpeyatvam	āpeyatve	āpeyatvāni
Vocative	āpeyatva	āpeyatve	āpeyatvāni
Accusative	āpeyatvam	āpeyatve	āpeyatvāni
Instrumental	āpeyatvena	āpeyatvābhyām	āpeyatvaiḥ
Dative	āpeyatvāya	āpeyatvābhyām	āpeyatvebhyaḥ
Ablative	āpeyatvāt	āpeyatvābhyām	āpeyatvebhyaḥ
Genitive	āpeyatvasya	āpeyatvayoḥ	āpeyatvānām
Locative	āpeyatve	āpeyatvayoḥ	āpeyatveṣu

Compound āpeyatva -

Adverb -āpeyatvam -āpeyatvāt