Muchidzidzo chePimanyika, mburungwa (Sphere) izwi rinoreva chiumbwa chakaurungana kuita bhora. Vamwe vatauri vanoti: chinhenderekwa, chiurungwe; mhumburu kana kuti urungano. chiso cheurungano chine nhambwe dzakaenzana kubva pamunzi (centre) wemburumbwa; nhambwe iyi inodanwa kunzi taramunyongo, (radius). Zvinhu zvine kuumbwa kwemburumbwa zvinosanganisira: bhora, mazhanje nemimwe michero uye Rinopasi ratigere. Mburungwa-gama ndiyo inonzi hemisphere kuEnglish. Kabhora kadiki kakapfava kanonzi mbungo - muenzaniso tennis ball. Burumbwa, bumburu, burungwa zvinoreva zibhora ziguru rechinhu chero chipi zvacho. Mashoko ri kuEnglish ane chekuita nemburungwa anofanirwa kuturikirwa anosanganisira: circuit, orbit, cycle, ellipse. Mbumbwa kana mapumbwa pahuwandu (Object that has been moulded into round shape) apa kureva bumbwa. Izwi iri ringashanda kuturikira chinonzi globe kuEnglish. Mhumbu kana mhombwa (ball of string, bast fiber etc) zvichireva chibhora chakarukwa neshinda ichipombwanidzwa. Kuburunga (coil up; curl up). Kuburumbudza (roll or roll away) apa kureva kukungurutsa kana kukunguruka. Kubumbunuka (Able to be unwound or uncoiled). Kuurunga (make round mass). VaNyarundi vanoti imburungu (round thing, circle) vachireva mburungwa.