Declension table of asiddhatva

Neuter	Singular	Dual	Plural
Nominative	asiddhatvam	asiddhatve	asiddhatvāni
Vocative	asiddhatva	asiddhatve	asiddhatvāni
Accusative	asiddhatvam	asiddhatve	asiddhatvāni
Instrumental	asiddhatvena	asiddhatvābhyām	asiddhatvaiḥ
Dative	asiddhatvāya	asiddhatvābhyām	asiddhatvebhyaḥ
Ablative	asiddhatvāt	asiddhatvābhyām	asiddhatvebhyaḥ
Genitive	asiddhatvasya	asiddhatvayoḥ	asiddhatvānām
Locative	asiddhatve	asiddhatvayoḥ	asiddhatveṣu

Compound asiddhatva -

Adverb -asiddhatvam -asiddhatvāt