bunch    (of flowers) umukama w'amashurwe
(plants) umukama, umuganda, umupfungo, agatekero
(of grass at top of hut) isūnzu
En-En dictionary 
isūnzu (ama-)     5  class 5
singular: i-,iri-
plural: ama-
  
1. topknot, bit of hair on top of head, hair tuft, 2. bunch of grass at top of hut, 3. crest of birds
hut    (bunch of grass at top) isūnzu
(wood of) umugānda
En-En dictionary