Declension table of ?astabdhatva

Neuter	Singular	Dual	Plural
Nominative	astabdhatvam	astabdhatve	astabdhatvāni
Vocative	astabdhatva	astabdhatve	astabdhatvāni
Accusative	astabdhatvam	astabdhatve	astabdhatvāni
Instrumental	astabdhatvena	astabdhatvābhyām	astabdhatvaiḥ
Dative	astabdhatvāya	astabdhatvābhyām	astabdhatvebhyaḥ
Ablative	astabdhatvāt	astabdhatvābhyām	astabdhatvebhyaḥ
Genitive	astabdhatvasya	astabdhatvayoḥ	astabdhatvānām
Locative	astabdhatve	astabdhatvayoḥ	astabdhatveṣu

Compound astabdhatva -

Adverb -astabdhatvam -astabdhatvāt