Historical clue formulations

• Suffix with problem — 2025-12-22
• Ending with idiom or axiom — 2016-02-07
• Suffix with symptom — 2012-04-11
• Suffix with symptom — 2011-10-06
• Suffix with problem — 2011-09-04
• Suffix with problem — 2010-07-27
• Axiom ender — 2008-05-09
• Problem ending — 2007-09-01
• Suffix with axiom — 2005-03-13
• Suffix with symptom — 2003-09-26
• Suffix with problem — 2003-07-27
• Problem ending? — 2000-09-03
• Suffix with symptom — 1998-09-13
• Suffix with idiom — 1997-11-04