Historical clue formulations

• Eroded — 2026-07-05
• Depleted, as savings — 2025-07-06
• Used a little of, as someone else's speaking time — 2024-02-14
• Eroded — 2022-07-21
• Eroded — 2017-09-12
• Took away bit by bit — 2013-10-04
• Eroded — 2013-09-10
• Took up some of — 2013-09-07
• Depleted — 2011-03-19
• Eroded — 2010-03-08
• Corroded — 2009-08-09
• Corroded — 2009-05-23
• Eroded — 2009-02-05
• Corroded — 2008-06-28
• Destroyed little by little — 2006-11-25
• Used part of — 2005-04-09
• Took some of — 2004-08-06
• Destroyed little by little — 2003-06-28
• Partly depleted — 2003-05-17
• Eroded — 2003-04-16
• Corroded — 2000-09-04
• Eroded — 1999-12-23
• Etched — 1994-12-17