Historical clue formulations

• Conscience-stricken — 2025-08-12
• Red in the face, say — 2024-09-14
• Feeling bad, in a way — 2022-05-01
• Red-faced — 2017-10-06
• Conscience-stricken — 2013-01-20
• Conscience-stricken — 2011-04-04
• Red-faced — 2010-03-04
• Red-faced — 1999-06-22
• Red — 1998-10-24
• Chagrined — 1997-10-30
• Red-faced — 1997-10-19
• Humiliated — 1996-02-19
• Hangdog — 1995-11-05
• Feeling unworthy — 1995-09-10