Related Clues:
- Make a typo, say
- Overthrow first, say
- Flub something
- Add instead of subtract, e.g.
- Demagnetize
- Bumble
- Do a human thing
- Earn the right to say ''My mistake''
- Wipe off the board
- Backspace over text
- Wipe away the chalk
- Nullify the effect of
- Negate entirely
- Remove from memory
- Be human, according to a saying