Declension table of ?vyasu

Masculine	Singular	Dual	Plural
Nominative	vyasuḥ	vyasū	vyasavaḥ
Vocative	vyaso	vyasū	vyasavaḥ
Accusative	vyasum	vyasū	vyasūn
Instrumental	vyasunā	vyasubhyām	vyasubhiḥ
Dative	vyasave	vyasubhyām	vyasubhyaḥ
Ablative	vyasoḥ	vyasubhyām	vyasubhyaḥ
Genitive	vyasoḥ	vyasvoḥ	vyasūnām
Locative	vyasau	vyasvoḥ	vyasuṣu

Compound vyasu -

Adverb -vyasu