Declension table of ?manutva

Neuter	Singular	Dual	Plural
Nominative	manutvam	manutve	manutvāni
Vocative	manutva	manutve	manutvāni
Accusative	manutvam	manutve	manutvāni
Instrumental	manutvena	manutvābhyām	manutvaiḥ
Dative	manutvāya	manutvābhyām	manutvebhyaḥ
Ablative	manutvāt	manutvābhyām	manutvebhyaḥ
Genitive	manutvasya	manutvayoḥ	manutvānām
Locative	manutve	manutvayoḥ	manutveṣu

Compound manutva -

Adverb -manutvam -manutvāt