25 entries under thoughtful topic. ×

4
solitary(adjective, quiet, restrained, detached)
2
withdrawn(adjective, quiet, cool, cold, shy)
1
distant(quiet, cold, shy, unfriendly)
1
reserved(quiet, cool, cold, shy)
1
restrained(adjective, quiet, humble, shy)
1
shrinking(adjective, quiet, restrained, shy, detached)
1
timorous(adjective, quiet, restrained, humble, shy)
1
undemonstrative(adjective, quiet, restrained, shy)
0
aloof(quiet, shy, unfriendly, antisocial)
0
aseptic(adjective, quiet, restrained, detached)
0
casual(quiet, detached, shrinking, inhibited)
0
cool(quiet, sensitive, shy, unfriendly)
0
detached(quiet, shrinking, inhibited)
0
disinterested(quiet, detached, shrinking, inhibited)
0
incurious(quiet, detached, shrinking, inhibited)
0
offish(adjective, quiet, restrained, detached)
0
quiet(adjective, restrained, shy, reticent)
0
recluse(adjective, quiet, restrained, detached)
0
retired(adjective, quiet, restrained, detached)
0
retreated(adjective, quiet, restrained, detached)
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APASmart Define. (2015). nongregarious thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/nongregarious/thesaurus/synonyms
ChicagoSmart Define. 2015. "nongregarious thesaurus" https://smartdefine.org/nongregarious/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, nongregarious thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/nongregarious/thesaurus/synonyms>.
MLASmart Define. "nongregarious thesaurus" 14 April 2015. Web. 28 September 2026. <https://smartdefine.org/nongregarious/thesaurus/synonyms>