Historical clue formulations

• Running kicks? — 2023-09-10
• Moves furtively — 2021-06-30
• Goes quietly, perhaps — 2021-01-15
• Gym pair, informally — 2019-07-25
• Untrustworthy sorts — 2013-11-17
• Tennis shoes, informally — 2011-02-16
• Sly sorts — 2010-10-31
• Proceeds furtively — 2006-04-17
• Gymwear — 2006-03-24
• Gym shoes, for short — 2005-01-03
• Devious sorts — 2004-07-20
• Gridiron maneuvers — 2002-07-12
• Doesn't proceed openly — 2000-09-19
• Sports shoes, informally — 2000-03-26
• Some sportswear, slangily — 1998-11-22
• Devious ones — 1998-04-04
• Untrustworthy types — 1997-06-01
• Casual footwear — 1996-10-19
• Dastards — 1994-09-25