20 entries under smooth topic. ×

17
limpid(adjective, calm, clear, touch)
14
clear(adjective, calm, clear, touch)
3
easy(adjective, calm, still, peaceful)
1
fair(adjective, calm, clear, simple)
0
at peace(expression, adjective, calm, clear)
0
comfortable(adjective, calm, still, peaceful)
0
content(adjective, calm, clear, still)
0
cool as a cucumber(expression, adjective, idiom, calm, clear)
0
cool as cucumber(expression, idiom, comfortable)
0
easygoing(adjective, calm, still, peaceful)
0
halcyon(adjective, calm, clear, still)
0
laid-back(adjective, calm, still, peaceful)
0
laid back(expression, clear)
0
poised(adjective, calm, still, peaceful)
0
quiescent(calm, peaceful, comfortable, tranquil)
0
reconciled(adjective, calm, clear, still)
0
resting(adjective, calm, clear, still)
0
still(adjective, calm, peaceful, tranquil)
0
stoical(adjective, calm, clear, still)
0
untroubled(adjective, calm, still, peaceful)
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APASmart Define. (2016). pellucid thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/pellucid/thesaurus/synonyms
ChicagoSmart Define. 2016. "pellucid thesaurus" https://smartdefine.org/pellucid/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, pellucid thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/pellucid/thesaurus/synonyms>.
MLASmart Define. "pellucid thesaurus" 31 March 2016. Web. 23 September 2026. <https://smartdefine.org/pellucid/thesaurus/synonyms>