Mhango mwazi kana mhako (cavity; hollow in a tree; deep recess) zvinoreva buri riri pakati pechiumbwa. Mhango inonyanya kutaurwa kana buri riri diki kana zvichifananidzwa nehurefu kana hwasha hwechiumbwa. Mhango inotaurwa pamiti, nemazino zvakare. Zino rake rakanga rawora rave nemhango. Chinhu chine gofu kana hofu chinenge chine mhango pakati - hollow. VaSwahili vanoti nvungu kana uvurungu (1. hollowness, vacuum, 2. cavity).