Declension table of ?dhū

Feminine	Singular	Dual	Plural
Nominative	dhūḥ	dhuvau	dhuvaḥ
Vocative	dhūḥ dhu	dhuvau	dhuvaḥ
Accusative	dhuvam	dhuvau	dhuvaḥ
Instrumental	dhuvā	dhūbhyām	dhūbhiḥ
Dative	dhuvai dhuve	dhūbhyām	dhūbhyaḥ
Ablative	dhuvāḥ dhuvaḥ	dhūbhyām	dhūbhyaḥ
Genitive	dhuvāḥ dhuvaḥ	dhuvoḥ	dhūnām dhuvām
Locative	dhuvi dhuvām	dhuvoḥ	dhūṣu

Compound dhū -

Adverb -dhu