anxiety    amaganya, umwītwaririko, intūntu, guhagarika umutima
En-En dictionary 
intūntu (in-)     3  class 3
singular: i-,in-
plural: i-,in-
  
sorrow, regret, anxiety
guhagarika umutima (-hagaritse)   phr    1. to be troubled, frightened, 2. nervousness, anxiety, worry
iganya (ama-)     5  class 5
singular: i-,iri-
plural: ama-
  
1. trouble, 2. anxiety, 3. grief
umwītwaririko (imy-)     2  class 2
singular: umu-
plural: imi-
  
1. zeal, 2. persistence, 3. anxiety, 4. care
care    (anxiety) umwītwaririko
(of body, house, etc.) isuku
(to care about) kubabara
(for) kuziganya
(to take ~ of) kubungabunga, kwītwaririka, gutūnga
(to take very good ~ of) kubukabuka
En-En dictionary