You searched for: “waiver
wafer, waiver, waver
wafer (WAY fuhr) (noun)
A thin crisp cracker: "Rita drank sherry and ate a wafer before dinner was served."
waiver (WAY vuhr) (noun)
The act of choosing not to use or to require something that is normally allowed or which is usually required: "The lawyer for the defendant asked the judge if he would allow a waiver of a jury trial."

"The teacher indicated that she would have a waiver of any final exam for that particular class."

waver (WAY vuhr) (verb)
1. To go back and forth between choices or opinions, to be uncertain about what you think about something or someone: "The organization members all declared that they will never waver in their support for their president."

"Erik didn't waver in his decision to retire from teaching school."

2. To become unsteady because of weakness, emotion, tiredness, etc.: "During long sermons at church, Jack's attention would sometimes waver because he was thinking about other things."

"Kim's voice seemed to waver while she was telling her friends about the accident."

Keith decided to have a glass of milk and a cheese wafer or two while his mother seemed to waver about his request to grant a waiver to his early curfew.