125 entries under reasonable topic. ×

24
constrained(verb, adjective, calm, quiet)
24
controlled(verb, adjective, calm, quiet)
19
moderate(adjective, calm, moderate, sensible)
17
quiet(adjective, calm, close, simple, soft)
17
temperate(adjective, calm, moderate, honest)
15
subdued(verb, adjective, calm, close, quiet)
14
reserved(verb, adjective, calm, close, quiet)
13
curbed(verb, adjective, pure, limited)
12
checked(verb, adjective, still, limited)
12
modest(adjective, good, quiet, simple, correct)
12
sober(adjective, calm, dull, quiet)
11
limited(verb, adjective, sensible, plain)
10
composed(verb, adjective, calm, close, quiet)
9
conservative(adjective, calm, moderate, honest)
9
cool(adjective, calm, close, quiet)
9
discreet(adjective, calm, quiet, simple)
8
calm(adjective, quiet, soft, moderate)
8
tranquil(adjective, calm, quiet, soft)
6
abstinent(adjective, calm, soft, moderate)
6
disciplined(verb, adjective, calm, quiet)
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APASmart Define. (2015). restrained thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/restrained/thesaurus/synonyms
ChicagoSmart Define. 2015. "restrained thesaurus" https://smartdefine.org/restrained/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, restrained thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/restrained/thesaurus/synonyms>.
MLASmart Define. "restrained thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/restrained/thesaurus/synonyms>