68 entries under sober topic. ×

1
unflappable(adjective, calm, cool, relaxed, detached)
1
unimpassioned(adjective, cool, detached, blank)
1
uninvolved(adjective, calm, detached, unfeeling)
1
unmoved(adjective, calm, detached, unfeeling)
1
unprejudiced(adjective, calm, detached, unfeeling)
1
unruffled(adjective, calm, cool, relaxed, detached)
1
with straight face(expression, adjective, idiom, cool, detached)
0
coldblooded(adjective, detached, unfeeling, abstract)
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APASmart Define. (2016). laid back thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/laid_back/thesaurus/synonyms
ChicagoSmart Define. 2016. "laid back thesaurus" https://smartdefine.org/laid_back/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, laid back thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/laid_back/thesaurus/synonyms>.
MLASmart Define. "laid back thesaurus" 23 March 2016. Web. 26 September 2026. <https://smartdefine.org/laid_back/thesaurus/synonyms>