peaceful

Synonyms: all quiet amicable at peace bloodless calm collected composed constant easeful equable free from strife gentle halcyon harmonious irenic level mellow neutral neutralist nonbelligerent nonviolent on friendly terms on good terms pacifistic peaceable peace-loving placatory placid quiet restful smooth sociable steady still tranquil undisturbed unruffled untroubled without hostility

Antonyms: clamorous disturbed excited noisy turbulent unfriendly violent