Historical clue formulations

• Wood finish — 2026-02-20
• Laundry problem — 2025-07-02
• Product in the paint department — 2025-06-29
• Long-lasting lip makeup — 2024-09-01
• Deck treatment — 2023-04-09
• Treat, as wood — 2023-03-26
• What tomato sauce may do to a shirt — 2022-11-30
• Tough spot to get out — 2022-07-14
• Leave a mark on — 2021-12-01
• Coffee spot? — 2021-05-14
• Risk of drinking coffee or wine — 2020-11-13
• Spot for a laundromat? — 2020-02-23
• Leave a mark on — 2019-08-23
• Bring discredit upon — 2019-05-24
• Serious damage to one's reputation — 2018-06-20
• Blemish on one's reputation — 2018-04-10
• Wine may leave one — 2017-09-13
• Tough job for a dry cleaner — 2017-07-04
• Blotch — 2013-11-26
• Laundry problem — 2013-01-13
• Stigma — 2011-10-08
• Coffee spot — 2009-09-30
• Carpet cleaner target — 2007-05-15
• Spot — 2005-07-27
• Spill consequence — 2004-01-01
• Wood finish — 2003-05-21
• Soil — 2003-05-11
• Spot of tea? — 2002-11-27
• One may be taken to the cleaners — 2000-08-06
• See 64-Across — 1999-11-06
• Gravy spot — 1999-01-12
• Laundry woe — 1998-01-18
• Microscopy supply — 1997-09-18
• Microscopist's reagent — 1997-09-12
• Coffee spot — 1995-12-10
• Trouble spot — 1995-10-29
• Bad mark — 1995-04-23
• Splotch — 1995-01-22
• Woodworker's choice — 1994-01-03