Declension table of mamatva

Neuter	Singular	Dual	Plural
Nominative	mamatvam	mamatve	mamatvāni
Vocative	mamatva	mamatve	mamatvāni
Accusative	mamatvam	mamatve	mamatvāni
Instrumental	mamatvena	mamatvābhyām	mamatvaiḥ
Dative	mamatvāya	mamatvābhyām	mamatvebhyaḥ
Ablative	mamatvāt	mamatvābhyām	mamatvebhyaḥ
Genitive	mamatvasya	mamatvayoḥ	mamatvānām
Locative	mamatve	mamatvayoḥ	mamatveṣu

Compound mamatva -

Adverb -mamatvam -mamatvāt