Historical clue formulations

• Dictionary tag: Abbr. — 2025-12-07
• Not std. — 2023-12-09
• Dictionary abbr. — 2021-12-31
• "Emeer" for "emir," e.g.: Abbr. — 2020-07-23
• Spelling of a word that's not the usual: Abbr. — 2020-01-06
• Nonstandard: Abbr. — 2019-12-21
• The "u" spelling of 50-Across, e.g.: Abbr. — 2019-07-07
• "Iglu," for "igloo": Abbr. — 2018-02-04
• "Enrol," for "enroll": Abbr. — 2017-07-30
• Not the usual spelling: Abbr. — 2017-07-05
• What "whisky" is to "whiskey": Abbr. — 2016-09-28
• Like "tabu" or "iglu": Abbr. — 2016-03-17
• Abbr. at the end of some crossword clues — 2014-06-28
• Alternative spelling: Abbr. — 2011-06-16
• Dictionary abbr. — 2010-07-03
• Dict. tag on "tzar" — 2008-12-14
• Alt. spelling — 2007-11-30
• Alt. spelling — 2007-10-17
• Alternative spelling: Abbr. — 2007-05-01
• Dictionary abbr. — 2006-09-17
• Tabu for taboo, e.g.: Abbr. — 2006-02-14
• Alt. spelling — 2006-01-16
• Dict. listing — 2005-08-14
• Not a std. listing — 2003-10-26
• Not reg. — 2003-05-09
• Dictionary abbr. — 2002-07-11
• Alt. spelling — 2001-05-27
• Not standard: Abbr. — 2001-05-16
• Not the usual spelling: Abbr. — 2001-04-18
• Nonstandard: Abbr. — 2000-11-18
• Crossword clue abbr. — 2000-05-28
• Department on the Côte d'Azur — 2000-03-31
• Department in Provence — 1999-05-23
• Alternate: Abbr. — 1998-03-22
• Different sp. — 1998-03-15
• Toulon's department — 1994-04-09