vigilant
adjective
keenly watchful to detect danger; wary.
supervigilant
-
a word derived from
vigilant.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
When you pull into ports, because terrorism is so high, you are always supervigilant at all times.
From New York Times ● Feb. 29, 2012
