Declension table of ?dāvasu

Masculine	Singular	Dual	Plural
Nominative	dāvasuḥ	dāvasū	dāvasavaḥ
Vocative	dāvaso	dāvasū	dāvasavaḥ
Accusative	dāvasum	dāvasū	dāvasūn
Instrumental	dāvasunā	dāvasubhyām	dāvasubhiḥ
Dative	dāvasave	dāvasubhyām	dāvasubhyaḥ
Ablative	dāvasoḥ	dāvasubhyām	dāvasubhyaḥ
Genitive	dāvasoḥ	dāvasvoḥ	dāvasūnām
Locative	dāvasau	dāvasvoḥ	dāvasuṣu

Compound dāvasu -

Adverb -dāvasu