guhisha (-hishije)     v    (vt) to hide, to conceal
guhīsha (-hīshije)     v    to cook (vt)
guhishanya (-hishanije)     v    to hide something from each other
conceal    guhisha, kunyegeza, kuzimanganya
En-En dictionary 
hide    (vi) gufuba, kwinyegeza, kwīhisha, kunyegera
(vt) guhisha, kunyegeza, kuzimanganya
(and wait for hunter, of animal) kuguba
(behind) kwīkīnga
(in a corner) kwīyagiriza
(oneself) kubūndabūnda
(one's thoughts) gufobeka
(the truth) kwiyobagiza
(to have nothing to ~) gutobora
En-En dictionary 
cook    (vt) guhīsha
(vi) gusha
(in water) gutēka
(quickly) gusobaganya
En-En dictionary 
 guhisha found in: Kirundi II (Grammar)
chapter 39   –tuma used to show Reason or Cause