igikaju (ibi-  4  class 4
singular: iki-,ic-
plural: ibi-,ivy-
  
sugar cane
cane    ikibāndo, inkoni yo gushaza
(sugar ~, ready to eat) umusigati, umusumba
(sugar ~, plant) igikaju
En-En dictionary 
sugar cane   umusigati, umusumba (for eating), igikaju (plant)
En-En dictionary