After the loss of the first child’s teeth, from that moment on the child’s mind begins to be affected by Triguna (Sattwam: goodness, constructive, harmonious, Rajas: passion, active, confused and Tamas: destructive, darkness chaotic). A child should start learning about life and symbolically should pierce his/her ears. Ceremony that marked this event is called Semayut Meketus.
And then after becoming a teenager and starting menstruation for a girl, there is a ceremony must be carried out to purify the negativity called Menek Kelih.