Declension table of ?buddhatva

Neuter	Singular	Dual	Plural
Nominative	buddhatvam	buddhatve	buddhatvāni
Vocative	buddhatva	buddhatve	buddhatvāni
Accusative	buddhatvam	buddhatve	buddhatvāni
Instrumental	buddhatvena	buddhatvābhyām	buddhatvaiḥ
Dative	buddhatvāya	buddhatvābhyām	buddhatvebhyaḥ
Ablative	buddhatvāt	buddhatvābhyām	buddhatvebhyaḥ
Genitive	buddhatvasya	buddhatvayoḥ	buddhatvānām
Locative	buddhatve	buddhatvayoḥ	buddhatveṣu

Compound buddhatva -

Adverb -buddhatvam -buddhatvāt