fortune    (good) ihīrwe, ubuhīrwe
En-En dictionary 
akaga   7  class 7
singular: aka-,aga-
  
1. danger, 2. trouble, 3. misfortune
amarushwa    5    (no sing.) troubles, disturbance, misfortunes
icāgo (ivy-  4  class 4
singular: iki-,ic-
plural: ibi-,ivy-
  
1. trouble, 2. misfortune, 3. bad luck, 4. accident, 5. risk
kwūmirwa (-ūmiriwe)   v    to be speechless in defeat, or surprise, or misfortune
ubuhīrwe (ama-)     8  class 8
singular: ubu-
plural: ama-
  
1. blessing, 2. chance, good fortune, 3. privilege, benefit, advantage, 4. fun
speechless    (to be, in defeat, surprise, misfortune) kwūmirwa
(to be with shame or fear) gutētērwa
(to be with surprise or defeat) kujorerwa, kujumarara
(to leave one ~, astound) kujoreza
(to render) kwūmiza
En-En dictionary 
misfortune    akaga, icāgo, amarushwa
En-En dictionary