ikibugu (ibi-)     4  class 4
singular: iki-,ic-
plural: ibi-,ivy-
  
big fly (like horsefly), tsetse
ikibuguro (ibi-)     4  class 4
singular: iki-,ic-
plural: ibi-,ivy-
  
fee, bribe
bribe    ikibuguro, igihōngo, impongano
(to ~) guhōnga, guhōngera
(to pay ~ to win one's case) kwīhōnga
En-En dictionary 
fee    ikibuguro, ihadabu (Sw.)
(paid for permission to buy or sell) ingorore
(payed to shaman) ingemu
(to collect) kubuguza
(to pay) kubugura
En-En dictionary 
fly    isāzi
(big, tsetse) ikibugu
(tiny) agatūku, ubutūku
En-En dictionary 
insect    igikōko, agakōko
(many small) ubukōko
(ant, flying, edible) iswa
(ant, pincher) intozi, urutozi
(ant, soldier) uburima
(ant, sugar) ikinywabūki
(ant, tiny) ubunyegeri
(ant, white) umuswa
(ant hill, white) umugina
(bedbug) igiheri, igihere
(bee) uruyūki
(bee, carpenter) imvūndēri
(bug) agasīmba
(bumblebee) impingwe
(butterfly) ikinyungunyungu, ikinyugunyugu
(centipede, small) inyōngōri
(chigoe flea) imvūnja, ivūnja
(cicada) ijeri
(cockroach) inyēnzi
(fly, big, tsetse) ikibugu
(fly, house) isāzi
(flea) imbaragasa
(gnat) agatūku, ubutūku
(grasshopper) uruhige, agahōri, igihōri
(jigger) imvūnja, ivūnja
(locust) uruyige
(louse) inda
(mosquito) umubu
(moth) ikinyungunyungu
(tick) inyōndwi, inyōndwe
(tick that causes recurrent fever) igitangu
(tiny ~ in eye) akanyarira jisho
(wasp) ivūbi
(to sting or bite) gusurira
En-En dictionary 
tsetse fly   ikibugu
En-En dictionary