startled    (to be) guhababuka, kuranduka umutima
(out of sleep) kugangabuka
(to give a ~ cry) gutūra ubuku
En-En dictionary 
kugangabuka (-gangabutse)     v    1. to suddenly get angry when you've been talking nicely, 2. to be startled out of sleep
gutura ubuku     phr    to shout in sudden fear, to give a startled cry, to scream
cry    (to ~, weep) kurira, kwāna, kwānira
(to give ~ of alarm) gukoma induru
(to give startled ~) gutura ubuku
(to sob silently) gupfunagira
(out) kuyogora
(out for help) kuborōga
(to ~, young about to die) kwānāna
En-En dictionary 
cry    akaborōgo
(of joy) impūndu
(sudden startled) ubuku
En-En dictionary 
ubuku     8  class 8
singular: ubu-
  
(no pl.) sudden startled cry or scream (gutura ubuku)
guhababuka (-hababutse)   v    to be startled, to jump in surprise
kuranduka umutima (-randutse)   phr    to be startled, dismayed