Historical clue formulations

• Bad-mouth — 2025-07-08
• Malign — 2021-06-02
• Speak ill of — 2019-11-18
• Impugn — 2014-01-18
• Bad-mouth — 2013-10-29
• Sling mud at — 2012-11-17
• Sling mud at — 2009-09-06
• Defame — 2007-04-07
• Bad-mouth — 2004-05-23
• Sling mud at — 2003-03-01
• Put down — 2002-10-14
• Malign — 2001-04-14
• Malign — 1999-11-12
• Sling mud — 1998-07-19
• Slander — 1998-06-28
• Malign — 1996-11-05
• Malign — 1996-08-21
• Slander — 1994-12-12