expression

let sleeping dogs lie

to avoid disturbing a settled situation

In more detail

(idiom) to avoid mentioning or disturbing a problem or situation that has been settled or forgotten, because doing so might cause trouble

Examples

After their argument last year, they decided to let sleeping dogs lie and focus on moving forward.

How to use let sleeping dogs lie

This idiom is used when someone is deciding whether to mention or act on a past problem that isn't currently causing active harm. It suggests that bringing it up would only create new conflict or resentment. The tone is cautionary and pragmatic, often implying wisdom in restraint.

Common phrases

let sleeping dogs lie
better to let sleeping dogs lie
I'd rather let sleeping dogs lie
let sleeping dogs lie on that issue

Synonyms

leave well enough alone · not stir up trouble · let matters rest · avoid reopening old wounds

Opposites

stir the pot · rock the boat

A common mistake

Learners sometimes use this idiom to mean 'ignore a current problem,' but it specifically refers to settled or dormant issues—not avoiding problems you're actively responsible for addressing.

Learn it for good

Save this word in WordVale and it comes back for review right before you'd forget it — with pronunciation, real examples, and optional translations. One purchase, no subscription.

Get WordValeFREE 7-DAY TRIAL · iPHONE & iPAD