Declension table of ?dvādaśābda

Masculine	Singular	Dual	Plural
Nominative	dvādaśābdaḥ	dvādaśābdau	dvādaśābdāḥ
Vocative	dvādaśābda	dvādaśābdau	dvādaśābdāḥ
Accusative	dvādaśābdam	dvādaśābdau	dvādaśābdān
Instrumental	dvādaśābdena	dvādaśābdābhyām	dvādaśābdaiḥ dvādaśābdebhiḥ
Dative	dvādaśābdāya	dvādaśābdābhyām	dvādaśābdebhyaḥ
Ablative	dvādaśābdāt	dvādaśābdābhyām	dvādaśābdebhyaḥ
Genitive	dvādaśābdasya	dvādaśābdayoḥ	dvādaśābdānām
Locative	dvādaśābde	dvādaśābdayoḥ	dvādaśābdeṣu

Compound dvādaśābda -

Adverb -dvādaśābdam -dvādaśābdāt