Bona byinshi iraguma. Proverbs under B No explanation written down yet This proverb is in the archive, but nobody has recorded what it means or how it's used. If you know it, we'd like to hear it. Tell us what it means Previous Biza byirabura, bikaza byera, bigaturwa umwami (igitoki-urwagwa). Next Bucya bwitwa ejo.