Resignation (noun)

1. The act of resigning or giving up a position or office.
2. Acceptance of something undesirable but inevitable.
3. The state of being resigned.

Origin:

From the latin word "resignare" meaning "to sign again" or "to give back".

Examples:

1. He submitted his resignation letter to the company.
2. Her resignation from the board of directors was a surprise to everyone.
3. The resignation of the Prime Minister caused a political crisis.
4. He accepted his fate with resignation.
5. She spoke about her resignation with a sense of regret.