Historical clue formulations

• Halloween cookie shape — 2024-05-13
• Suddenly go silent, in modern dating lingo — 2024-04-11
• Casper is a friendly one — 2023-07-31
• Phasmophobic's fear — 2023-06-29
• Stop replying to, as on a 59-Across — 2022-10-03
• Blinky, Pinky, Inky or Clyde, in Pac-Man — 2022-08-29
• Stop texting after a first date, say — 2022-05-18
• That's the spirit! — 2022-04-08
• Classic Halloween costume — 2018-07-24
• Popular word game — 2017-03-11
• Classic word game — 2016-09-25
• Quickie Halloween costume — 2016-09-14
• Dead man walking? — 2015-04-26
• Shade — 2014-07-12
• See circled letters — 2014-06-04
• Costume for [circled letters] on Halloween — 2013-09-24
• House haunter — 2011-07-12
• Word game ... or a word that can precede the starts of 18-, 26-, 43- and 54-Across — 2010-06-22
• Pac-Man enemy — 2009-12-30
• Word game popularized by James Thurber — 2007-08-05
• Write (for) — 2006-04-23
• See 44-Across — 2004-03-27
• Write for another — 2003-02-12
• Hamlet's father, e.g. — 2002-07-28
• Hamlet's father, e.g. — 2002-06-12
• Mere semblance — 2002-02-09
• Apparition — 2000-10-09
• Possible cause of goose bumps — 2000-03-09
• Basic Halloween costume — 1997-12-22
• Scrooge's visitor — 1995-07-25
• Hamlet's father, e.g. — 1994-10-30
• Popular word game — 1994-05-10