Mamwe mazwi anotaura muronga unoyerera mvura ndeaya: Rukorodzi kana chikorodzi (small stream), Rukova (brook), Rukoto (small stream, tributary?) Mukomba. VaKongo vanoti kota (to enter, to come in, to pass in, penetrate, flow in, sink in, set as the sun). VaKongo vanoti kotwa (to be entered). VaKongo vanoti kotesa (cause to enter, put, take in, insert, admit, fetch in, load a canoe). VaKongo vanoti kota kunanxi (to put or pass under). VaYao vanoti kupwa (to subside - of water) vachireva kupwa?