Investiture is like getting a special hat or badge that shows you are part of a special group or an important job.
For example, imagine you are playing dress-up with your friends and you are pretending to be a firefighter. Your grown-up friend might give you a toy badge to pin on your shirt to show you are part of the firefighter team. This is like getting an investiture in the firefighter pretend play.
In real life, investiture is often used to show that someone is becoming a member of a special group or taking on a position of authority. For example, an investiture might happen when someone becomes a member of a royal family, when a new leader is sworn in, or when someone is promoted at work.
During an investiture ceremony, the person being honored is given a special outfit or item that symbolizes their new role or position. This might be a crown, a robe, a sash, or a medal. They might also make a promise or take an oath to show that they are ready to take on their new responsibilities.
Overall, an investiture is a special ceremony that recognizes someone's new role or position and gives them symbols and traditions that show their importance in that role.