105 entries under impassive topic. ×

11
casual(adjective, feature, state, calm, cool)
10
cool(adjective, feature, state, calm, quiet)
8
calm(adjective, feature, state, quiet, cool)
7
indifferent(adjective, feature, state, calm, dull)
6
apathetic(adjective, calm, dull, quiet, cool)
6
serene(adjective, feature, state, calm, quiet)
5
quiet(adjective, feature, state, calm, cool)
5
unconcerned(adjective, feature, state, calm, dull)
4
listless(adjective, calm, dull, quiet, cool)
3
composed(adjective, calm, quiet, cool, moderate)
3
easy-going(adjective, feature, state, calm, cool)
3
imperturbable(adjective, calm, quiet, cool, moderate)
3
phlegmatic(adjective, calm, dull, quiet, weak)
3
plain(adjective, calm, quiet, open, simple)
3
stoic(adjective, indifferent, unconcerned, uncaring)
3
unenthusiastic(adjective, calm, dull, weak, easy)
2
aloof(adjective, calm, quiet, cool, moderate)
2
blah(adjective, dull, weak, easy, flat)
2
collected(adjective, calm, quiet, cool, moderate)
2
dispassionate(adjective, calm, quiet, cool, moderate)
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APASmart Define. (2015). laid-back thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/laid-back/thesaurus/synonyms
ChicagoSmart Define. 2015. "laid-back thesaurus" https://smartdefine.org/laid-back/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, laid-back thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/laid-back/thesaurus/synonyms>.
MLASmart Define. "laid-back thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/laid-back/thesaurus/synonyms>