| Shock |
| Surprise |
| Epiphany |
| Bombshell |
| Big surprise |
| Epiphany, e.g. |
| Unexpected event |
| Unexpected thing |
| Complete surprise |
| Stunning surprise |
| Flash of inspiration |
| Sudden, unexpected event |
| Totally unforeseen event |
| Sudden unforeseen occurrence |
| Completely unexpected happening |