Declension table of ?ratnitva

Neuter	Singular	Dual	Plural
Nominative	ratnitvam	ratnitve	ratnitvāni
Vocative	ratnitva	ratnitve	ratnitvāni
Accusative	ratnitvam	ratnitve	ratnitvāni
Instrumental	ratnitvena	ratnitvābhyām	ratnitvaiḥ
Dative	ratnitvāya	ratnitvābhyām	ratnitvebhyaḥ
Ablative	ratnitvāt	ratnitvābhyām	ratnitvebhyaḥ
Genitive	ratnitvasya	ratnitvayoḥ	ratnitvānām
Locative	ratnitve	ratnitvayoḥ	ratnitveṣu

Compound ratnitva -

Adverb -ratnitvam -ratnitvāt