to rest easy

USAGE SUMMARY

"to rest easy" is correct and usable in written English. You can use it when you want to convey a sense of reassurance or comfort, often in the context of alleviating worry. Example: "You can rest easy knowing that everything is taken care of." Alternative expressions include "to feel at ease," "to be reassured," and "to be at peace."

✓ Grammatically correct

News & Media

Formal & Business

Science

Human-verified examples from authoritative sources

Exact Expressions

57 human-written examples

However, KFC's legal department should be able to rest easy.

Independent

But our economic predicament doesn't allow us to rest easy.

The Guardian

But he cannot afford to rest easy between now and November 7th.

The Economist

Maybe it wasn't so much to pay for a chance to rest easy.

The New York Times - Health

The coercive godlessness of the commies allowed us to rest easy in smug spiritual superiority.

The Economist

But even those who filed early may not be able to rest easy.

The New York Times

It's a night where I think we're all going to rest easy.

The Guardian

America's workers deserve to rest easy knowing that the pensions they've earned are sound.

The New York Times

Human-verified similar examples from authoritative sources

Similar Expressions

3 human-written examples

While he will be able to rest easier, Mr. Ayala still wants a job.

The New York Times

To rest easier: Syrian president Bashar al-Assad, as protests in his country subsided Tuesday for the first time in weeks.

The New Yorker

Whatever you manage to do tonight will speed your exit tomorrow and allow you to rest easier and longer.

Huffington Post

Expert writing Tips

Best practice

In corporate or journalistic writing, pair this phrase with a clear justification (e.g., "knowing that the data is encrypted") to maximize the sense of reassurance.

Common error

Avoid over-correcting the phrase to "rest easily" in idiomatic contexts. While "easily" is technically an adverb, "rest easy" is a fixed idiom where "easy" functions as a flat adverb. Changing it can make the sentence feel stilted or overly clinical.

Linguistic Context

The phrase "to rest easy" functions as an intransitive verb phrase where "easy" acts as a flat adverb. According to Ludwig AI, this structure is standard in English idioms. It is typically used to describe a mental or emotional state rather than a physical action, indicating a transition from a state of anxiety to one of security.

Expression frequency: Very common

Frequent in

News & Media

75%

Formal & Business

15%

Science

5%

Less common in

Social Media

3%

Wiki

1%

Reference

1%

Ludwig's WRAP-UP

The phrase "to rest easy" is a robust and highly frequent idiomatic expression used to convey reassurance and the absence of worry. Analysis from Ludwig AI shows that it is a favorite in prestige journalism and professional reports, serving as a clear signal that a threat has been neutralized or a task successfully completed. While the use of the flat adverb "easy" is sometimes questioned by strict prescriptivists, it is the standard and most natural form for this idiom. Whether applied to financial markets, legal outcomes, or personal safety, "to rest easy" remains a versatile choice for writers seeking to provide comfort and security to their readers. It is most effective when the context clearly outlines the resolution of a prior conflict or concern.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

rest assured

Commonly used as an imperative to provide a firm guarantee to the listener.

feel at ease

Focuses on the subjective feeling of comfort rather than the absence of a specific worry.

sleep soundly

Often uses the literal act of sleeping as a metaphor for deep mental peace.

have peace of mind

A noun-based alternative that describes the internal state of security.

be at peace

Suggests a more profound or existential state of tranquility.

stop worrying

A more direct and literal command to cease anxiety.

breathe a sigh of relief

Describes the physical reaction to the moment a burden is lifted.

feel secure

Emphasizes the safety aspect of the situation.

not give it a second thought

Implies that a matter is so settled that it no longer requires attention.

be reassured

A passive construction focusing on the external act of receiving comfort.

FAQs

Is it correct to say "rest easy" or "rest easily"?

Both are grammatically acceptable, but "rest easy" is the more common idiomatic expression used to mean "stop worrying". If you are describing the physical manner of resting, "rest easily" might be more appropriate depending on the emphasis.

What is a more formal synonym for "to rest easy"?

You can use a phrase like "rest assured" or "have peace of mind" to maintain a professional tone while conveying the same sense of security.

Can I use "to rest easy" in a professional email?

Yes, it is perfectly appropriate for professional contexts, especially when reassuring a client or colleague. For example: "You can "feel at ease" knowing we have addressed the issue" is a polite variation.

What does "rest easy" mean in news headlines?

In journalism, it often implies that a threat (like a criminal, a financial crisis, or a natural disaster) has passed, allowing the public to "sleep soundly" without immediate fear.