Historical clue formulations

• Decays — 2026-09-08
• Goes bad — 2026-08-31
• Goes bad — 2025-06-15
• Goes to hell — 2025-04-16
• Goes bad, as fruit — 2025-03-24
• Doesn't keep — 2025-01-28
• Deteriorates, like old wood — 2024-11-04
• Turns, perhaps — 2024-07-12
• Breaks down — 2024-05-26
• Turns, in a sense — 2023-08-06
• Goes bad — 2022-12-22
• Doesn't keep — 2022-07-03
• Goes bad — 2022-06-07
• Goes to hell — 2021-11-21
• Breaks down — 2020-11-08
• Doesn't keep — 2020-09-16
• Wastes away — 2020-09-06
• Decays — 2019-08-09
• Doesn't keep — 2018-12-02
• Spoils badly — 2017-05-12
• Is no longer good — 2017-02-03
• Becomes compost — 2016-11-23
• Turns bad — 2015-11-22
• Goes bad — 2015-01-19
• Decomposes — 2014-12-16
• Breaks down — 2014-08-17
• Goes to pot — 2014-07-08
• Breaks down — 2014-04-06
• Turns bad — 2014-02-27
• Falls into decay — 2013-08-29
• Goes bad — 2011-09-11
• Languishes in the lockup — 2010-08-20
• Spoils — 2010-08-19
• Goes bad — 2010-04-13
• Goes to hell — 2009-12-20
• Degenerates — 2009-11-21
• Spoils — 2009-05-02
• Fails to keep — 2008-05-06
• Goes bad, as fruit — 2008-03-24
• Breaks down — 2007-10-20
• Deteriorates — 2006-11-17
• Doesn't keep — 2006-04-21
• Goes bad — 2005-12-26
• Raises a stink? — 2005-08-10
• Breaks down, in a way — 2004-03-05
• Makes a stink? — 2003-12-31
• Goes bad — 2003-02-25
• Doesn't keep — 2003-02-19
• Doesn't keep — 2002-10-20
• Goes bad — 2002-04-29