34 entries under cool topic. ×

3
knowledgeable(adjective, sensible, familiar, rational)
2
in on(expression, adjective, sensible, familiar)
1
alive(adjective, sensible, familiar, knowledgeable)
1
apprehensive(adjective, sensible, familiar, knowledgeable)
1
au courant(expression, adjective, sensible, familiar)
1
awake(adjective, sensible, familiar, knowledgeable)
1
aware(adjective, reasonable, sensible, familiar)
1
conscious(adjective, sensible, familiar, knowledgeable)
1
familiar(adjective, sensible, knowledgeable, aware)
1
hep to(expression, adjective, sensible, familiar)
1
in the know(expression, adjective, idiom, sensible)
1
informed(adjective, sensible, familiar, rational)
1
knowing(adjective, sensible, familiar, knowledgeable)
1
observant(adjective, sensible, familiar, knowledgeable)
1
on to(expression, adjective, sensible, familiar)
1
perceptive(adjective, sensible, familiar, knowledgeable)
1
plugged in(expression, adjective, sensible, familiar)
1
savvy(adjective, sensible, familiar, rational)
1
tuned in(expression, adjective, sensible, familiar)
1
up on(expression, adjective, sensible, familiar)
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APASmart Define. (2015). hip to thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/hip_to/thesaurus/synonyms
ChicagoSmart Define. 2015. "hip to thesaurus" https://smartdefine.org/hip_to/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, hip to thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/hip_to/thesaurus/synonyms>.
MLASmart Define. "hip to thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/hip_to/thesaurus/synonyms>