Declension table of ?dadāyvas

Masculine	Singular	Dual	Plural
Nominative	dadāyvān	dadāyvāṃsau	dadāyvāṃsaḥ
Vocative	dadāyvan	dadāyvāṃsau	dadāyvāṃsaḥ
Accusative	dadāyvāṃsam	dadāyvāṃsau	dadāyuṣaḥ
Instrumental	dadāyuṣā	dadāyvadbhyām	dadāyvadbhiḥ
Dative	dadāyuṣe	dadāyvadbhyām	dadāyvadbhyaḥ
Ablative	dadāyuṣaḥ	dadāyvadbhyām	dadāyvadbhyaḥ
Genitive	dadāyuṣaḥ	dadāyuṣoḥ	dadāyuṣām
Locative	dadāyuṣi	dadāyuṣoḥ	dadāyvatsu

Compound dadāyvat -

Adverb -dadāyvas