9
peace(noun, calm, comfort, content, control)
7
calmness(noun, calm, control, order, ease)
7
quiet(noun, control, order, pleasure, ease)
7
repose(noun, calm, control, order, pleasure)
7
rest(noun, support, calm, break, control)
7
tranquillity(noun, rest, inactivity, sleep)
6
ease(noun, support, calm, break, quiet)
6
peacefulness(noun, calm, control, order, pleasure)
6
serenity(noun, calm, control, order, ease)
5
calm(noun, control, order, ease, rest)
5
comfort(noun, support, calm, break, help)
5
quietude(noun, calm, control, order, ease)
5
stillness(noun, control, order, rest, inactivity)
4
happiness
4
inactivity(noun, calm, ease, rest, comfort)
4
placidity(noun, control, order, calmness, serenity)
4
relaxation(noun, calm, pleasure, ease, happiness)
3
peace of mind(noun, expression, idiom, calm, ease)
3
quietness(noun, calm, control, order, ease)
3
relief(noun, support, break, fix, release)
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APASmart Define. (2015). restfulness thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/restfulness/thesaurus/synonyms
ChicagoSmart Define. 2015. "restfulness thesaurus" https://smartdefine.org/restfulness/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, restfulness thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/restfulness/thesaurus/synonyms>.
MLASmart Define. "restfulness thesaurus" 13 April 2015. Web. 22 September 2026. <https://smartdefine.org/restfulness/thesaurus/synonyms>