occupation    umurimo, igikorwa
En-En dictionary 
umurimo (imi-)     2  class 2
singular: umu-
plural: imi-
  
1. task, 2. occupation, employment, 3. duty
umwūga (imy-  2  class 2
singular: umu-
plural: imi-
  
1. craft, art, special skill, 2. occupation, profession