rainbow    umunywamazi, umukororōmvyi
En-En dictionary 
umukororōmvyi (imi-)     2  class 2
singular: umu-
plural: imi-
  
1. streak (caused by water, sweat, etc.), 2. rainbow
umunywāmazi (imi-)     2  class 2
singular: umu-
plural: imi-
  
rainbow