75 entries under cool topic. ×

1
with-it(adjective, significant, intelligent, brilliant)
1
witting(adjective, understanding, sensible, sympathetic)
1
worldly(adjective, significant, intelligent, brilliant)
1
worldly-wise(adjective, reasonable, sensible, restrained)
0
crack(adjective, significant, intelligent, brilliant)
0
chic(familiar, alive)
0
cognizant stylish(expression, familiar, alive)
0
groovy(familiar, alive)
0
in fashion(expression, familiar, alive)
0
in vogue(expression, familiar, alive)
0
latest(familiar, alive)
0
mod(familiar, alive)
0
now(familiar, alive)
0
trendy(familiar, alive)
0
turned on(expression, familiar, alive)
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APASmart Define. (2016). observant thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/observant/thesaurus/synonyms
ChicagoSmart Define. 2016. "observant thesaurus" https://smartdefine.org/observant/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, observant thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/observant/thesaurus/synonyms>.
MLASmart Define. "observant thesaurus" 29 March 2016. Web. 26 September 2026. <https://smartdefine.org/observant/thesaurus/synonyms>