Historical clue formulations

• Insincere charm — 2020-05-28
• Unctuous utterances — 2019-05-24
• Unctuousness — 2018-12-23
• Unctuous flattery — 2017-04-30
• Unction — 2015-04-10
• Some smug comments — 2014-09-28
• Insincere earnestness — 2013-06-16
• Unctuous flattery — 2010-04-20
• Oiliness — 2009-11-21
• False flattery — 2004-08-01
• Gushing flattery — 2003-06-20
• Unctuous flattery — 1999-02-06