Synonyms of peaceful
1
: peaceable sense 1
They are a peaceful people.
2
: untroubled by conflict, agitation, or commotion : quiet, tranquil
… the feeling … that we as neighbors could settle any disputes in peaceful fashion.—Franklin D. Roosevelt
3
: of or relating to a state or time of peace
… the feasibility of creating a peaceful world order.—Alan Tonelson
4
: devoid of violence or force
The opposing groups used peaceful tactics.
peacefulness noun
Choose the Right Synonym for peaceful

calm, tranquil, serene, placid, peaceful mean quiet and free from disturbance.

calm often implies a contrast with a foregoing or nearby state of agitation or violence.

the protests ended, and the streets were calm again

tranquil suggests a very deep quietude or composure.

the tranquil beauty of a formal garden

serene stresses an unclouded and lofty tranquility.

watched the sunset of a serene summer's evening

placid suggests an undisturbed appearance and often implies a degree of complacency.

remained placid despite the criticism

peaceful implies a state of repose in contrast with or following strife or turmoil.

grown peaceful in old age

Examples of peaceful in a Sentence

The park is so peaceful and quiet. They settled the conflict by peaceful means. We need to find a peaceful alternative to war.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
There aren’t many such pockets of nature left in Singapore, which is a small and now heavily urbanized country, and that makes Coney Island feel all the more peaceful, like a respite and a haven of sorts. — Deborah Treisman, New Yorker, 4 Oct. 2026 Jaku’s convictions are expected to be made clear through his peaceful demeanor. — Christopher Arnott, Hartford Courant, 2 Oct. 2026 Though largely peaceful, the protests have added to an already monthlong political crisis following a deadlock of over 19 months that has blocked the election of a president and led to two early elections. — Arkansas Online, 2 Oct. 2026 The interiors lean soft with warm textures and plenty of natural light, while rooms (despite being near a busy shopping street) are designed to keep you peaceful and comfortable. — Katharine Sohn, Architectural Digest, 2 Oct. 2026 See All Example Sentences for peaceful

Word History

First Known Use

14th century, in the meaning defined at sense 1

Time Traveler
The first known use of peaceful was in the 14th century

Cite this Entry

“Peaceful.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/peaceful. Accessed 5 Oct. 2026.

Kids Definition

peaceful

adjective
1
: enjoying peace and quiet
a peaceful people
2
: quiet entry 2 sense 1c, tranquil
a peaceful countryside
especially : not at war
3
: not involving violence or force
settled the conflict by peaceful means
peacefulness noun
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