Historical clue formulations

• Snarky, as a remark — 2024-12-23
• Slyly spiteful — 2024-12-14
• Spiteful, as a comment — 2024-08-24
• Slyly spiteful — 2021-02-10
• Snide — 2016-03-14
• Slyly spiteful — 2013-10-21
• Feline — 2005-01-10
• Subtly mean — 2004-06-10
• Malicious — 2004-04-23
• Not nice — 2003-08-09
• Subtly spiteful — 2003-03-28
• Malicious — 2000-09-15
• Unkind — 1998-01-03
• Tart-tongued — 1994-09-22
• Snide — 1993-11-25