Chiduku izita rinowanikwa muZimbabwe. Duku (Rice field) apa kureva munda wemupunga; kana yawanda toti matuku. Kune Ishe ari kwaRusape anonzi Chiduku. VaTaita vanoti kiduku kana lukolo (clan) kureva dzinza. VaKongo vanoti etuku (origin, source, cause, derivation - often used in plural). Xilenge vanoti ciduko (n. honour). Mamwe mazwi: liduku (honour, a man who honurs others).