Historical clue formulations

• Refuse to proceed — 2023-02-22
• Show some reluctance — 2023-01-29
• Hesitate (at) — 2022-08-05
• Refuse to continue — 2021-11-09
• Flinch (at) — 2021-04-25
• Illegal pitching motion — 2017-03-28
• Penalized move in baseball — 2015-07-07
• Be uncooperative — 2013-08-03
• Resist — 2009-06-26
• Hesitate — 2008-07-17
• Hesitate — 2008-04-10
• Pitcher's faux pitch — 2008-02-18
• Shy — 2007-03-18
• Baseball no-no — 2002-04-11
• Show reluctance — 2000-05-20
• Pitcher's boo-boo — 1998-12-28
• Illegal diamond delivery — 1997-12-26
• Umpire's call — 1995-09-19