gushūha (-shūshe)     v    to be hot
hot    (to be) gushūha, gucānīrwa
(esp. fever) kururūmba
(moderately) gususuruka
(to make hot) gususurutsa
En-En dictionary 
 gushuha found in: Kirundi I (Study lessons)
lesson 92   Dependent Not Yet Tense