Peaceful
Peaceful adjective - Inclined to live in peace and to avoid war.
Unfriendly
Unfriendly adjective - Lacking in friendliness or warmth of feeling.
Peaceful is an antonym for unfriendly.
Nearby Word: unfriendliness
Both words in one sentence
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He seems sour and unfriendly most of the time, but if you read his entry in his terminal, he really wished to have the vault residents lead a peaceful life and didn't proceed with Vault experiments.
Source: Video Game / Fallout 3 - Perhaps the biggest one was the way the Prime Directive grew in importance until Enterprise was doing an episode where the Family-Unfriendly Aesop was that the only moral thing to do was to stand by and let an entire species of advanced, peaceful aliens die out when you could easily save them.
Source: Plot Tumor
Cite this Source
Unfriendly and Peaceful. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/peaceful/unfriendly
Peaceful & Unfriendly. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/peaceful/unfriendly>.
Unfriendly or Peaceful. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/peaceful/unfriendly.
Google Ngram Viewer shows how "peaceful" and "unfriendly" have occurred on timeline