Historical clue formulations

• [Yuck!] — 2025-07-27
• Reaction to a really bad pun — 2022-01-08
• Not a happy face — 2021-03-31
• [That's painful!] — 2017-05-14
• Possible reaction to bad news — 2005-05-14
• Pained look — 1996-01-16
• Silent "ugh" — 1994-02-12