Historical clue formulations

• Very iffy — 2025-10-25
• Touch-and-go — 2025-09-29
• Touch-and-go — 2020-04-22
• Unpredictable, in an unwanted way — 2019-12-16
• Not assured at all — 2016-10-14
• Full of risk — 2015-05-30
• Far from a sure thing — 2010-10-29
• Uncertain — 2006-02-28
• Rather risky — 2005-09-19