Definitions

1. verb

to have happened or come to an end before a specified time

“She thought she had a chance to win, but in the end, her hopes had overgone.”

2. noun

something that has happened or been done before a specified time

“Her overgone disappointment still lingered.”

3. adjective

having occurred or happened before something else

“The overgone changes in the company’s policy were met with resistance.”