Synonyms|230Antonyms|50|Broader|0Narrower|0Related|383
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impressive
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in on(expression, perceptive, observant, insightful)
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in right mind(expression, idiom, perceptive, observant, insightful)
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in to(expression, smart, skillful, nimble-witted)
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incisor
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infiltrates
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infiltration
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infiltrations
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infiltratory(adjective, piercing)
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informed(perceptive, observant, insightful)
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ingenious(adjective, fast, subtle)
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ingoing
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inquiring(questioning, searching, probing)
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intrusion
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inventive(smart, intelligent, clever)
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judicious(adjective, understanding, keen, sensitive, perceptive)
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keenness
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keens
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know stuff(expression, smart, skillful, nimble-witted)
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known(perceptive, observant, insightful)
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APASmart Define. (2013). penetrative thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/penetrative/thesaurus/synonyms
ChicagoSmart Define. 2013. "penetrative thesaurus" https://smartdefine.org/penetrative/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2013, penetrative thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/penetrative/thesaurus/synonyms>.
MLASmart Define. "penetrative thesaurus" 28 June 2013. Web. 28 September 2026. <https://smartdefine.org/penetrative/thesaurus/synonyms>