Hang by a thread and Laid on the line

Hang by a thread verb - Depend on a small thing or be at risk.

Laid on the line and hang by a thread are semantically related. In some cases you can use "Laid on the line" instead a verb phrase "Hang by a thread".

Hang by a thread and laid on the line are semantically related. Sometimes you can use "Hang by a thread" instead a verb phrase "Laid on the line".