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.
The usual hustle and bustle of Amalfi becomes peaceful at the hotel. — Condé Nast, Condé Nast Traveler, 26 Sep. 2026 Those peaceful surroundings would be the icon’s respite in the wake of her 1992 breast cancer diagnosis. — Michelle Duncan, Architectural Digest, 26 Sep. 2026 But genuine movement on the nuclear program is almost certain to drag out over the complex science of preventing the Islamic Republic from converting a peaceful energy program into the world’s deadliest weapon. — Robin Wright, New Yorker, 26 Sep. 2026 Haitian immigration to the Dominican Republic is often characterized as an ongoing peaceful invasion – a nationalistic narrative that has been perpetuated by Dominican politicians for over 50 years. — Kendall Medford, The Conversation, 25 Sep. 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 28 Sep. 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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