Declension table of ?dvādaśagava

Neuter	Singular	Dual	Plural
Nominative	dvādaśagavam	dvādaśagave	dvādaśagavāni
Vocative	dvādaśagava	dvādaśagave	dvādaśagavāni
Accusative	dvādaśagavam	dvādaśagave	dvādaśagavāni
Instrumental	dvādaśagavena	dvādaśagavābhyām	dvādaśagavaiḥ
Dative	dvādaśagavāya	dvādaśagavābhyām	dvādaśagavebhyaḥ
Ablative	dvādaśagavāt	dvādaśagavābhyām	dvādaśagavebhyaḥ
Genitive	dvādaśagavasya	dvādaśagavayoḥ	dvādaśagavānām
Locative	dvādaśagave	dvādaśagavayoḥ	dvādaśagaveṣu

Compound dvādaśagava -

Adverb -dvādaśagavam -dvādaśagavāt