Historical clue formulations

• Polite assent — 2025-11-11
• Courteous contraction — 2023-02-20
• Quaint response of agreement — 2022-12-14
• Polite affirmative, in the South — 2022-11-14
• Quaint affirmative — 2021-04-20
• Deferential affirmative — 2019-10-18
• Polite reply to Aunt Polly — 2018-09-22
• Quaint agreement — 2017-10-08
• Quaint affirmative — 2016-05-17
• Polite rural reply — 2015-10-25
• "O.K." from Tom Sawyer — 2014-06-15
• Polite rural affirmative — 2014-02-04
• Backwoods agreement — 2013-08-17
• "O.K." from Huck Finn — 2012-07-16
• Polite reply from a ranch hand — 2011-01-11
• Polite, old-fashioned assent — 2011-01-02
• Polite response from a ranch hand — 2006-01-24
• Backwoods assent — 2005-11-11
• Polite reply from a ranch hand — 2005-09-20
• Positive response to Aunt Polly — 2001-06-03