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.
Under English law a pledge is effectively the delivery of possession of an asset by one party (the pledgor) to the creditor (the pledgee) by way of security but with ownership of the asset remaining with the pledgor.