Synonyms|648Antonyms|154|Broader|16Narrower|18Related|740

75 entries under cool topic. ×

1
hep to(expression, adjective, understanding, sensible)
1
hip to(expression, adjective, sensible, familiar)
1
in on(expression, adjective, understanding, sensible)
1
in the know(expression, adjective, idiom, sensible)
1
informed(adjective, understanding, sensible, familiar)
1
intended(adjective, significant, intelligent, brilliant)
1
intentional(adjective, significant, intelligent, brilliant)
1
on to(expression, adjective, understanding, sensible)
1
plugged in(expression, adjective, sensible, sympathetic)
1
qualified(adjective, significant, intelligent, brilliant)
1
savvy(adjective, understanding, keen, sharp)
1
skillful(adjective, delicate, significant, sensitive)
1
slick(adjective, smart, bright, fast)
1
sophic(adjective, understanding, keen, sharp)
1
sophisticated(adjective, significant, intelligent, brilliant)
1
switched on(expression, sharp, bright, lively)
1
up on(expression, adjective, sensible, familiar)
1
versed(adjective, sensible, familiar, knowledgeable)
1
well-informed(adjective, significant, intelligent, brilliant)
1
wise to(expression, adjective, understanding, keen)
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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>