Declension table of ?tridaśatva

Neuter	Singular	Dual	Plural
Nominative	tridaśatvam	tridaśatve	tridaśatvāni
Vocative	tridaśatva	tridaśatve	tridaśatvāni
Accusative	tridaśatvam	tridaśatve	tridaśatvāni
Instrumental	tridaśatvena	tridaśatvābhyām	tridaśatvaiḥ
Dative	tridaśatvāya	tridaśatvābhyām	tridaśatvebhyaḥ
Ablative	tridaśatvāt	tridaśatvābhyām	tridaśatvebhyaḥ
Genitive	tridaśatvasya	tridaśatvayoḥ	tridaśatvānām
Locative	tridaśatve	tridaśatvayoḥ	tridaśatveṣu

Compound tridaśatva -

Adverb -tridaśatvam -tridaśatvāt