36 entries under sensitive topic. ×

9
acute(adjective, understanding, keen, smart)
8
incisive(adjective, understanding, keen, alert)
8
keen(adjective, understanding, sharp, smart, bright)
7
penetrating(adjective, understanding, sharp, smart, bright)
7
sharp(adjective, understanding, keen, smart)
5
discerning(adjective, understanding, keen, sharp, smart)
4
perceptive(adjective, understanding, keen, sharp, smart)
4
sagacious(adjective, understanding, keen, perceptive)
3
astute(adjective, understanding, keen, sharp, smart)
3
perspicacious(adjective, understanding, keen, perceptive)
2
insightful(adjective, understanding, keen, shrewd)
2
knowing(adjective, understanding, keen, sharp, smart)
1
alert(adjective, understanding, keen, sharp, smart)
1
awake(adjective, understanding, keen, sharp, smart)
1
aware(adjective, understanding, keen, sharp, smart)
1
brainy(adjective, understanding, keen, sharp, smart)
1
conscious(adjective, understanding, keen, sharp, smart)
1
discreet(adjective, understanding, keen, alert)
1
ear to the ground(expression, adjective, idiom, understanding, keen)
1
gnostic(adjective, understanding, keen, alert)
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APASmart Define. (2013). penetrative thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/penetrative/thesaurus/synonyms
ChicagoSmart Define. 2013. "penetrative thesaurus" https://smartdefine.org/penetrative/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2013, penetrative thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/penetrative/thesaurus/synonyms>.
MLASmart Define. "penetrative thesaurus" 28 June 2013. Web. 25 September 2026. <https://smartdefine.org/penetrative/thesaurus/synonyms>