Feminine stems ending in -u (paradigm dhātu-, element):
Sg.
Pl.
Nom.
dhātu
dhātū/dhātuyo
Acc.
dhātuṃ
dhātū/dhātuyo
Gen.
dhātuyā
dhātūnaṃ
Dat.
dhātuyā
dhātūnaṃ
Ins.
dhātuyā
dhātūhi/dhātūbhi
Abl.
dhātuyā
dhātūhi/dhātūbhi
Loc.
dhātuyā/dhātuyaṃ
dhātūsu
Voc.
dhātu
dhātū/dhātuyo