97 entries under knowledgeable topic. ×

7
aware(adjective, understanding, cool, keen, sharp)
3
perceptive(adjective, understanding, cool, keen, sharp)
2
acquainted(adjective, understanding, sensible, alert, familiar)
2
alert(adjective, understanding, keen, sharp, smart)
2
alive(adjective, cool, sensible, alert, sensitive)
2
appreciative(adjective, cool, friendly, agreeable, alert)
2
apprehensive(adjective, cool, sensible, alert, familiar)
2
apprised(adjective, understanding, alert, familiar, wise)
2
attentive(adjective, understanding, alert, familiar, careful)
2
au courant(expression, adjective, understanding, cool, sensible)
2
awake(adjective, understanding, cool, keen, sharp)
2
cognizant(adjective, understanding, keen, fine, sensible)
2
conscious(adjective, understanding, cool, keen, sharp)
2
conversant(adjective, understanding, sensible, familiar, careful)
2
cool(adjective, smooth, friendly, smart, agreeable)
2
familiar(adjective, cool, sensible, alert, wise)
2
grounded(adjective, sensible, alert, familiar, wise)
2
heedful(adjective, alert, familiar, careful, wise)
2
in the know(expression, adjective, idiom, cool, sensible)
2
in the picture(expression, adjective, idiom, sensible, alert)
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APASmart Define. (2015). tuned in thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/tuned_in/thesaurus/synonyms
ChicagoSmart Define. 2015. "tuned in thesaurus" https://smartdefine.org/tuned_in/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, tuned in thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/tuned_in/thesaurus/synonyms>.
MLASmart Define. "tuned in thesaurus" 21 December 2015. Web. 23 September 2026. <https://smartdefine.org/tuned_in/thesaurus/synonyms>