Declension table of tridaśa

Masculine	Singular	Dual	Plural
Nominative	tridaśaḥ	tridaśau	tridaśāḥ
Vocative	tridaśa	tridaśau	tridaśāḥ
Accusative	tridaśam	tridaśau	tridaśān
Instrumental	tridaśena	tridaśābhyām	tridaśaiḥ tridaśebhiḥ
Dative	tridaśāya	tridaśābhyām	tridaśebhyaḥ
Ablative	tridaśāt	tridaśābhyām	tridaśebhyaḥ
Genitive	tridaśasya	tridaśayoḥ	tridaśānām
Locative	tridaśe	tridaśayoḥ	tridaśeṣu

Compound tridaśa -

Adverb -tridaśam -tridaśāt