Usumbura  n    (Sw.) former name of Bujumbura before independence, changed to Bujumbura because of its negative meaning in Swahili
Bujumbura     8  class 8
singular: ubu-
  
largest city and former capital of Burundi, originally called Usumbura, it was renamed to Bujumbura at independence, mainly for the negative meaning of Usumbura in Swahili