As an orthodontist i see many panoramic x-rays of children as young as 8 with the earliest signs of wisdom tooth formation. Teeth take a long time to develop and erupt. Your top front permanent tooth, for example, that came in when you were about 7, began to form before you were born.
Promisee Definition: A person whom is to be the beneficiary of a promise, an obligation or a contract. A person whom is the recipient of a promise, an obligation or a contract, received from the promisor.
pledge. n. 1. A solemn binding promise to do, give, or refrain from doing something: signed a pledge never to reveal the secret; a pledge of money to a charity. 2. a. Something given or held as security to guarantee payment of a debt or fulfillment of an obligation.