Historical clue formulations

• Villainous chortle — 2026-02-08
• [giggle] — 2024-05-06
• Sound of a chuckle — 2020-11-02
• Mischievous titter — 2019-12-15
• Giggle — 2019-07-23
• Snide chuckle — 2019-02-21
• "lol" alternative — 2018-06-17
• Giggle — 2017-06-15
• Titter — 2016-03-13
• [Giggle] — 2015-02-20
• Gleeful giggle — 2014-10-14
• [Giggle] — 2012-02-29
• Gleeful giggle — 2009-01-26
• Schemer's syllables — 2006-06-16