gushinyagura (-shinyaguye)     v    to treat with anger, to laugh for nothing
anger    uburake, uburakari, ishavu, ubusugurirwe,
(rare) ipfūhe, ifūhe
(to soften another's) gufyīta
(to tear clothes in) kumwāga
(to treat with) gushinyagura
(word that remains in heart and causes anger) isata burēnge
En-En dictionary 
laugh    gutwēnga, gusekaseka
(at) kwīshinyira, gushinyira, gutwēnga
(at secretly) gutwēngera mwijigo
(for nothing) gushinyagura
(to make others ~) guswāganya, gutwēnza, gutwēngēsha
(one who makes others laugh) akagūgu
En-En dictionary 
treat    (one who treats illness) umuvūzi
(to ~ illness) kuvūra
(with anger) gushinyagura
(patient who does not recover) gufufahaza
En-En dictionary