Shoelace

The shoelace came untied.

My shoelace got caught in the escalator.

If you dangle a shoelace in front of my cat, she'll play with it.

My shoelace has snapped. I'll be with you in a tick.

My shoelace has snapped. I'll be there in a second.

My shoelace has snapped. I'll be there in a minute.

My shoelace came undone.

Excuse me, your shoelace is undone.

My shoelace broke.

Wait a minute. My shoelace is undone.

untied shoelace

tie up one's shoelaces

He bent down to tie his shoelace.

The hiker’s shoelace snapped halfway up the trail.