Declension table of dhu

Feminine	Singular	Dual	Plural
Nominative	dhuḥ	dhū	dhavaḥ
Vocative	dho	dhū	dhavaḥ
Accusative	dhum	dhū	dhūḥ
Instrumental	dhvā	dhubhyām	dhubhiḥ
Dative	dhvai dhave	dhubhyām	dhubhyaḥ
Ablative	dhvāḥ dhoḥ	dhubhyām	dhubhyaḥ
Genitive	dhvāḥ dhoḥ	dhvoḥ	dhūnām
Locative	dhvām dhau	dhvoḥ	dhuṣu

Compound dhu -

Adverb -dhu