thievery    ubwāmbuzi, ubwība, ubwīvyi, ubusahuzi
En-En dictionary 
ubusahuzi     8  class 8
singular: ubu-
  
1. pillage, 2. thievery, 3. plundering
ubwāmbuzi     8  class 8
singular: ubu-
  
(no pl.) thievery, theft
ubwība     8  class 8
singular: ubu-
  
(no pl.) 1. thievery, 2. time woman spends in house between birth of child and time she goes out