Historical clue formulations

• Sneak — 2017-02-11
• Slippery sort — 2016-09-18
• Untrustworthy sort — 2016-04-18
• Underhanded sort — 2015-04-08
• Untrustworthy sort — 2014-01-26
• "Pop" goer — 2014-01-12
• One that goes "pop" in a children's song — 2013-12-09
• Pop maker — 2010-06-19
• Pop maker in a nursery rhyme — 2010-04-12
• Pop maker? — 2009-01-04
• Popper of song — 2003-03-15
• Pop maker — 2002-04-29
• Ermine — 2000-10-02
• Evade, with "out of" — 2000-08-07
• Pop goer — 1998-06-24
• Toad Hall vandal — 1997-01-23
• Ermine, e.g. — 1995-10-29
• Untrustworthy sort — 1994-02-20