Declension table of ?dvairatha

Neuter	Singular	Dual	Plural
Nominative	dvairatham	dvairathe	dvairathāni
Vocative	dvairatha	dvairathe	dvairathāni
Accusative	dvairatham	dvairathe	dvairathāni
Instrumental	dvairathena	dvairathābhyām	dvairathaiḥ
Dative	dvairathāya	dvairathābhyām	dvairathebhyaḥ
Ablative	dvairathāt	dvairathābhyām	dvairathebhyaḥ
Genitive	dvairathasya	dvairathayoḥ	dvairathānām
Locative	dvairathe	dvairathayoḥ	dvairatheṣu

Compound dvairatha -

Adverb -dvairatham -dvairathāt