Historical clue formulations

• Cootie-free greeting — 2025-06-21
• [Mwah!] — 2023-06-11
• *Contact-free smooch — 2022-04-26
• [Mwah!] — 2021-09-12
• Action accompanied by a "Mwah!" — 2019-09-30
• [Mwah!] — 2018-12-07
• Simulated smooch — 2018-02-26
• Distant sign of affection? — 2011-03-31
• Oscar night greeting — 2005-07-03