gukona (-konnye)     v    1. to cut off, 2. to prune, 3. to castrate, to make sterile
 gukona : Narrative Tense 9.class sing. of:
kwōna (-ōnnye)     v    1. to eat garden plants, 2. destroy garden (of goats, etc.)
castrate    (to) gukona, gushāhura
(castrated male) inkone
En-En dictionary 
cut    (to ~) guca, gutānya, gukata (Sw.)
(to be ~) gucībwa
(banana leaves) kugombōra
(banana stalk) gutūmbūra, guhānyura
(chop with hoe or other instrument) kujema
(crosswise) kugegena
(down trees left after fire has passed over) gutōngōra
(easily) gutemuka
(easily, grass) kwāhirika
(eyes out) kunogora
(grass) gutema, gukera, gukerera
(grass for use) kwāhira
(grass or brush in order to see path or object) guhūnja
(hair) kumwa
(in big chunks) guketagura
(in even lengths) gucacūra
(in many pieces) guhimbagura
(in pieces) gukebagura
(lengthwise) kwōmānza, gusatura
(meat, finger, etc.) gukeba
(neck of animal) gukerera
(off) gukona
(off branches) gukōkōra
(off tail of animal) gukēmūra
(off top of tree) gukēmūra
(tree) gukera, gutema, guca
(trees for building) guhimbura
(up) gukekagura
(up into small pieces) gukeka
(up small as reeds, boards) gutemagura
(trees or sticks) kugegena
(with one blow) gutemura
(with sawing motion) gukerera
(wood in short bits) kunyuramwo
(wool of sheep) gukēmūra
En-En dictionary 
prune    (to ~) guhānyura, gukona, gutūtūra
En-En dictionary 
sterile    (to be) kugūmbaha, guhona
(to make) gukona, gushāhura
En-En dictionary