Historical clue formulations

• Double-knotted, say — 2024-06-30
• Made looser or tighter, in a way — 2019-07-20
• Fixed, as a bow — 2017-12-16
• Made tighter, as a knot — 2013-10-08
• Tightened, as shoelaces — 2009-02-15
• Fixed, as a loose lace — 2006-11-01