kwūmiza (-ūmije)   v    to astonish, render speechless
astonish    kujegeza, gutāngaza, kwūmiza
En-En dictionary 
astound    kujoreza, kujegezagutangāza, kwūmiza
En-En dictionary 
render    (speechless) kwūmiza
En-En dictionary 
speechless    (to be, in defeat, surprise, misfortune) kwūmirwa
(to be with shame or fear) gutētērwa
(to be with surprise or defeat) kujorerwa, kujumarara
(to leave one ~, astound) kujoreza
(to render) kwūmiza
En-En dictionary