Declension table of ?nihatārthatva

Neuter	Singular	Dual	Plural
Nominative	nihatārthatvam	nihatārthatve	nihatārthatvāni
Vocative	nihatārthatva	nihatārthatve	nihatārthatvāni
Accusative	nihatārthatvam	nihatārthatve	nihatārthatvāni
Instrumental	nihatārthatvena	nihatārthatvābhyām	nihatārthatvaiḥ
Dative	nihatārthatvāya	nihatārthatvābhyām	nihatārthatvebhyaḥ
Ablative	nihatārthatvāt	nihatārthatvābhyām	nihatārthatvebhyaḥ
Genitive	nihatārthatvasya	nihatārthatvayoḥ	nihatārthatvānām
Locative	nihatārthatve	nihatārthatvayoḥ	nihatārthatveṣu

Compound nihatārthatva -

Adverb -nihatārthatvam -nihatārthatvāt