Kukoteka - bend, to bend Mutendeki werupambuko -refractive index . Gonyo rokusvika -Angle of incidence . Gonyo rerupambuko -Angle of refraction . Kupambuka zvinoreva kutsauka kubva panzira nyanga iri kufambwa nayo kuchitorwa imwe nzira; izvi zvoreva kushanduka kwedivi rakanangwa (direction).VaLenje kune izwi rinotikupambana (part, branch, divide e.g. road). VaLenje vanotimapambanwe (place where road branches).Lenje vanotipambuka (turn off, branch off, separate from something, come apart) kurevakupambuka . Lenje vanotipambana (go different ways) kurevakupambana .Herero inoti pamburuka (v. to break - as of the sun in rising). Herero inoti pamburuka (v. to break - as of something close together such as a seam or mended crack in a wall) kureva kubamuka.VaMambwe vanoti-pambasya (to lead or pass aside) kurevakupambutsa .VaMambwe vanoti-pambatula (to separate that which adheres, unglue) kurevakukwatanura . MaZulu vanotiphambu (ideo. of branching off, turning, deviating). Mamwe mazwi:impambu (deviation) kurevamhambu .Zulu vanotiphambuka (Branch off, turn off, deviate; move out of the way). Sokuti:ukuphambuha endleleni (to turn off from the path) kureva kutsauka kubva munzira. Kikongo vanotimpambula (n. a separation; a division).
