Otthild \o-tthi-ld\ as a girl's name is of Old German origin, and the meaning of Otthild is "prosperity in battle". From "od hild". Odila and Odile are more common forms.
Otthild has 7 variant forms: Otthilda, Ottila, Ottilia, Ottilie, Ottiline, Ottoline and Otylia.
For more information, see also the related name Uta.
A baby name that sounds like Otthild is Ethelda.