vigilant -
Watchful and quick to notice things, especially for protection or safety
The community stayed vigilant after recent reports of theft in the area
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ingenious -
Demonstrating exceptional intelligence, originality, or resourcefulness.
She came up with an ingenious way to organize her small apartment using closets.
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strategic -
Acting carefully according to a plan in order to achieve a particular goal
During the press conference, the mayor made sure he answered the questions strategically rather than just emotionally.
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canny -
Having or showing shrewdness and good judgment, especially in money or business matters
Billionaire Richard Branson became successful by possessing a canny business sense and strong work ethic.
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alert -
Awake, watchful, and paying close attention.
The soldier on guard duty had to be constantly alert for signs of enemy activity.
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justified -
Having a valid reason or explanation for an action, belief, or decision.
The police officer’s actions were justified because he was protecting innocent people.
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skeptical -
Not easily convinced, having doubts or reservations.
When the detective was told that the death was an accident, he was skeptical, and he eventually solved the murder case and brought the criminal to justice.
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articulate -
The ability to express yourself clearly and effectively.
In the story Mr. Smith Goes To Washington, the country was impressed by how this simple man was so articulate.
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concise -
Containing only essential information and avoiding unnecessary detail.
His explanation was concise, covering all the key points without unnecessary elaboration.
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cognizant -
To be mindful or conscious, especially in making decisions or taking action.
He is cognizant of the importance of meeting the deadline, and is working with his colleagues to make it happen..
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sophisticated -
Complex or intricate, often in a clever or subtle way.
During World War 2, Alan Turing used a sophisticated machine to decode the German spy codes.
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esoteric -
Difficult to understand unless one has specific knowledge or interest.
The professor’s lecture on quantum theory was full of esoteric concepts.
