SEISMIC
| Date | Clue |
|---|---|
| 2020-10-16 | Enormous in proportion |
| 2019-06-20 | Huge and abrupt |
| 2015-10-13 | Earthquake-related |
| 2015-05-18 | Earth-shaking |
| 2014-11-09 | Earth-shattering, maybe |
| 2014-09-01 | Earth-shaking |
| 2012-04-12 | Kind of wave |
| 2002-01-24 | Earthshaking? |
| 1996-03-19 | Like fault-line activity |