ATHEART
| Date | Clue |
|---|---|
| 2025-12-02 | Deep down |
| 2022-12-20 | Deep down |
| 2021-05-13 | Fundamentally |
| 2020-11-17 | Deep down inside |
| 2018-10-15 | See 67-Across |
| 2016-10-13 | Intrinsically |
| 2015-09-07 | Deep down inside |
| 2013-09-30 | Fundamentally |
| 2013-06-30 | Fundamentally |
| 2012-11-24 | Fundamentally |
| 2011-08-06 | Deep down |
| 2009-12-13 | Intrinsically |
| 2008-11-22 | Inside |
| 2008-02-14 | Intrinsically |
| 2007-02-11 | In essence |
| 2006-06-17 | Inside |
| 2004-02-24 | Deep down |
| 1994-12-01 | Fundamentally |