235 entries under restrained topic. ×

16
chilly(adjective, person, attitude, indifferent, feelings)
16
unemotional(adjective, calm, cool, indifferent)
15
unapproachable(adjective, person, close, quiet, cool)
14
undemonstrative(adjective, calm, quiet, cool, attitude)
13
secretive(adjective, close, quiet, cool, soft)
11
close(adjective, quiet, soft, low, restraint)
11
controlled(verb, adjective, calm, soft, reasonable)
11
offish(adjective, person, cool, attitude, cold)
11
unforthcoming(adjective, person, quiet, cool, cold)
10
close-mouthed(adjective, close, quiet, soft, gentle)
10
inhibited(verb, adjective, calm, close, quiet)
10
mute(adjective, close, quiet, soft, low)
10
self-effacing(adjective, person, quiet, simple, feelings)
9
mum(adjective, close, quiet, still)
9
solitary(adjective, close, quiet, separate, attitude)
8
constrained(verb, adjective, calm, careful)
8
guarded(verb, adjective, reasonable, sensible)
8
indifferent(adjective, calm, person, cool, reasonable)
8
meek(adjective, quiet, simple, modest)
8
unpretentious(adjective, person, quiet, feelings)
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APASmart Define. (2016). reserved thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/reserved/thesaurus/synonyms
ChicagoSmart Define. 2016. "reserved thesaurus" https://smartdefine.org/reserved/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, reserved thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/reserved/thesaurus/synonyms>.
MLASmart Define. "reserved thesaurus" 24 March 2016. Web. 24 September 2026. <https://smartdefine.org/reserved/thesaurus/synonyms>