Historical clue formulations

• Like the accents in "déclassé" — 2026-02-18
• Sharp — 2025-01-26
• Sharp — 2023-08-20
• Sharp — 2023-04-15
• Less than 90º, as an angle — 2022-10-03
• Like at least two angles of every triangle — 2022-09-27
• Less than right — 2022-03-23
• Less than 90º — 2022-02-15
• Not quite right — 2021-09-18
• Sharp — 2021-08-29
• Sharp — 2021-03-03
• Like an angle less than 90° — 2021-01-11
• Not quite right? — 2020-09-03
• Sharp — 2020-06-17
• Less than 90°, as an angle — 2020-06-01
• Sharp — 2019-03-31
• Less than right — 2019-03-27
• Sharp, as pain — 2019-03-18
• Severe but short, as an illness — 2018-09-04
• Sharp — 2018-06-01
• Less than 90° — 2018-02-28
• Below 90° — 2018-01-21
• Less than 90° — 2017-05-08
• Severe and short, as an illness — 2016-09-20
• Like the accent in "é" — 2016-08-08
• Like two angles in a right triangle — 2016-05-12
• Sharper than 90° — 2016-03-07
• Less than right — 2014-02-09
• Sharper than 90 degrees — 2013-01-21
• ___ accent, mark used symmetrically six times in this puzzle's solution — 2012-11-21
• Like some accents — 2011-11-20
• Less than 90°, as an angle — 2011-07-04
• Penetrating — 2011-02-19
• Like a 45° or 60° angle — 2011-01-04
• Sharp — 2010-09-28
• Less than 90 degrees — 2010-08-31
• Sharp — 2010-08-11
• It's never right — 2010-06-11
• Obtuse's opposite — 2008-09-10
• Less than 90 degrees — 2008-05-12
• It's never right — 2008-04-25
• Sharp — 2008-03-23
• Severe — 2007-05-24
• Less than right? — 2006-10-01
• Not quite right? — 2006-07-23
• Intense — 2005-09-04
• Well-tuned — 2005-05-12
• Obtuse's opposite — 2004-02-11
• Sharp as a tack — 2003-10-15
• Less than right — 2003-07-20