Declension table of ?dandhvana

Masculine	Singular	Dual	Plural
Nominative	dandhvanaḥ	dandhvanau	dandhvanāḥ
Vocative	dandhvana	dandhvanau	dandhvanāḥ
Accusative	dandhvanam	dandhvanau	dandhvanān
Instrumental	dandhvanena	dandhvanābhyām	dandhvanaiḥ dandhvanebhiḥ
Dative	dandhvanāya	dandhvanābhyām	dandhvanebhyaḥ
Ablative	dandhvanāt	dandhvanābhyām	dandhvanebhyaḥ
Genitive	dandhvanasya	dandhvanayoḥ	dandhvanānām
Locative	dandhvane	dandhvanayoḥ	dandhvaneṣu

Compound dandhvana -

Adverb -dandhvanam -dandhvanāt