Declension table of ?kovidatva

Neuter	Singular	Dual	Plural
Nominative	kovidatvam	kovidatve	kovidatvāni
Vocative	kovidatva	kovidatve	kovidatvāni
Accusative	kovidatvam	kovidatve	kovidatvāni
Instrumental	kovidatvena	kovidatvābhyām	kovidatvaiḥ
Dative	kovidatvāya	kovidatvābhyām	kovidatvebhyaḥ
Ablative	kovidatvāt	kovidatvābhyām	kovidatvebhyaḥ
Genitive	kovidatvasya	kovidatvayoḥ	kovidatvānām
Locative	kovidatve	kovidatvayoḥ	kovidatveṣu

Compound kovidatva -

Adverb -kovidatvam -kovidatvāt