Historical clue formulations

• Forfends — 2026-08-18
• Hampers — 2026-04-05
• Puts off — 2024-08-16
• Blocks — 2021-07-04
• Puts off — 2019-07-19
• Discourages — 2019-04-29
• Dissuades — 2019-02-06
• Scares off — 2014-03-02
• Discourages — 2008-11-10
• Blocks — 2007-12-23
• Prevents — 2005-11-20
• Scares off — 2005-10-23
• Blocks — 2004-06-17
• Discourages — 2001-11-22
• Dissuades — 2001-08-28
• Checks — 2001-01-20
• Dissuades — 2000-01-31
• Scares off — 1998-02-13
• Holds off — 1997-09-07