verb - to choose not to demand or enforce something, such as a right, rule, or fee
verb - to accompany and supervise someone, especially to make sure they behave properly or are safe
verb - to move stealthily or furtively, often to avoid notice or because of cowardice or guilt
noun - a small chain or ring used to hold keys together or attach them to something
verb - to fail completely or have no effect, especially when attempting to entertain, impress, or persuade