Historical clue formulations

• Puts to sleep, say — 2025-01-01
• Tiresome sorts — 2024-01-08
• Bad sorts to be stuck talking to at a gathering — 2021-05-14
• Makes yawn — 2020-06-08
• Does nothing at all for — 2019-01-25
• Unfun sorts — 2018-08-14
• Snoozers — 2016-04-29
• Many long PowerPoint presentations — 2015-03-09
• Yawn inducers — 2014-12-11
• Makes yawn — 2008-05-05
• People who make you yawn — 2004-02-09
• Makes yawn — 2003-06-02
• Yawn inducers — 2003-05-26
• Tiresome ones — 2003-03-10
• Snoozers — 2002-05-31
• Makes holes — 2001-10-12
• Makes holes — 1997-09-24
• Is wearisome — 1995-02-26
• Digs into — 1994-01-09