Historical clue formulations

• Charlatan — 2018-02-02
• Flopper in basketball, e.g. — 2016-03-30
• Possum player — 2011-07-12
• Fraud — 2009-04-05
• Fraud — 2007-03-19
• Phony — 1998-03-08
• Mountebank — 1997-05-06