froth    ifuro
(to ~) kubīmba ifuro
En-En dictionary 
ifuro (ama-)     5  class 5
singular: i-,iri-
plural: ama-
  
1. froth, foam, 2. stove, oven, 3. fireplace
kubīmba ifuro to froth at the mouth
kubīmba ifuro (-bīmvye)   phr    to froth at the mouth
beer    inzōga
(fresh, with froth) umubira
(banana) urwārwa, urwāgwa
(sorghum) impeke, indimwa
(given to sick person) umwerēra
(sharp, anything fermented) inkarisha
(undiluted) uruhorwe
(mixed with water) umusharuro
(to beg for) kuvūmba
(to put in a warm place) gutara
En-En dictionary 
umubira (imi-)     2  class 2
singular: umu-
plural: imi-
  
fresh beer (with froth)
kubīmba (-bīmvye)     v    to froth