Historical clue formulations

• White blood cell producer said to be shaped like a coffee bean — 2026-06-15
• Anatomical filter — 2025-06-14
• Bad temper — 2024-12-16
• Bad temper — 2023-06-08
• Pique — 2022-04-08
• Bad temper — 2021-08-15
• Part of the lymphatic system — 2019-09-18
• Ire — 2013-09-06
• Ill will — 2008-01-03
• Petulance — 2005-10-15
• Anger — 1999-04-25
• Bad temper — 1996-01-17
• Peevish temper — 1995-06-26