Ngokuthuthuka okuqhubekayo kwamazinga okuphila nokusetshenziswa kwabantu, zonke izinhlobo zezikhwama seziphenduke izesekeli ezibalulekile kubantu. Izimpahla zesikhumba amabhokisi, izikhwama, amagilavu, abanikazi bamathikithi, amabhande, nezinye izimpahla zesikhumba ezenziwe ngesikhumba nezinto ezingezona zesikhumba. Imboni yezimpahla zesikhumba ihlanganisa imithwalo, izikhwama zezandla kanye nemikhiqizo yesikhumba emincane eyenziwe ngezinto zemvelo zesikhumba kanye nezinto ezithatha indawo.