dispute    (to) guhiga, gutonganya
En-En dictionary 
dispute    impaka
En-En dictionary 
guhāzāna (-hāzānye)     v    1. to disagree, 2. to dispute, 3. to quarrel
guhiga (-hize)     v    1. to race, contest, 2. try to surpass another, 3. dispute, 4. threaten
gutonganya (-tonganije)     v    1. to dispute, 2. to quarrel, 3. to chide, to scold
impaka (im-)     3  class 3
singular: i-,in-
plural: i-,in-
  
1. discussion, dispute, 2. questioning
kubigira ku mpaka to do it on purpose