sōkuru     1  class 1
singular: umu-
plural: aba-
  
my, your, our grandfather
-kuru     adj    1. important, 2. senior, 3. great (not size), 4. ancient
sōkuruza     1  class 1
singular: umu-
plural: aba-
  
my, your, our ancestor
ancestor    (my, your, our) sōgokuruza, sōkuruza
(his, their) sēkuruza
En-En dictionary 
grandfather    (my, your, our) sōgokuru, sōkuru
(his, their) sēkuru
En-En dictionary 
 sokuru found in: Kirundi II (Grammar)
chapter 53   Nouns of Relationship