okubunya.

become disseminated (rumors, illness, etc.); become common /commonplace/ widespread; become popular, become a fad.

toilet. (named after Stanislaus Mugwanya because of his efforts to disseminate knowledge of sanitation throughout the country.)

promote; popularize, okutumbula ku ddoboozi, to raise the voice, okutumbula ebbeeyi y'emmwanyi, to raise the price of coffee, ebintu ebisinga okutumbula ku busuubuzi. the things which are most conducive to promoting/developing trade.