Historical clue formulations

• Word that comes from the Dutch for "soothsayer" and, despite appearances, has no relation to a unit of measurement — 2021-04-24
• Know-it-all — 2016-09-11
• One who's smart? — 2010-09-04
• Smart aleck — 2006-01-24
• Joker — 2002-01-05
• Smarty — 2001-07-15
• Know-it-all — 1999-10-10
• Know-it-all — 1996-01-12
• Smart alec — 1994-11-15
• Know-it-all — 1994-07-06