Historical clue formulations

• Slip-on or slide — 2026-03-12
• Strappy footwear — 2021-08-17
• Toga go-with — 2019-06-14
• Flip-flop, e.g. — 2016-07-09
• Beach footwear — 2014-10-27
• Bit of beachwear — 2014-01-01
• Flip-flop, e.g. — 2012-11-05
• It's barely about a foot — 2012-04-21
• Bit of centurion gear — 2010-11-13
• It has a bottom but no top — 2010-08-08
• Forum wear — 2010-02-21
• Item of wear with a strap — 2009-11-21
• Huarache — 2007-06-06
• Beach footwear — 2007-01-15
• Bit of beachwear — 2006-11-05
• Biblical footwear — 2003-05-14
• Article of summer wear — 2002-07-28
• Flip-flop, e.g. — 2002-06-19
• Item of biblical attire — 1997-10-03
• Beachwear — 1994-01-11