forgive    kubabarira, guharira, kurekurira
En-En dictionary 
guharira (-hariye)     v    1. to forgive, 2. to grant to, 3. to allow another to dominate, 4. to scrape, etc., at, for
guharirwa (-hariwe)     v    to be forgiven
ikigongwe (ibi-)     4  class 4
singular: iki-,ic-
plural: ibi-,ivy-
  
1. mercy, 2. pardon, forgiveness, 3. pity
kubabarira (-babariye)     v    1. to forgive, 2. to excuse, 3. to sympathize
kubabarirwa (-babariwe)     v    to be forgiven
kurekurirwa (-rekuriwe)     v    to be pardoned, to be forgiven
forgiven    (to be ~) kurekurirwa, guharirwa, kubabarirwa
En-En dictionary 
 forgive found in: Kirundi I (Study lessons)
lesson 48   Personal Pronouns
 forgive found in: Kirundi II (Grammar)
chapter 57   ni with Pronouns
chapter 79   Various Expressions