ASVAB · Synonym Recognition

VIGILANT most nearly means:

Correct answer

Alert and watchful

  1. A Violent
  2. B Sleepy
  3. C Friendly
  4. D Alert and watchful

Why this is the answer

Vigilant means keeping careful watch for possible danger or difficulties — alert and watchful. Security guards must remain vigilant during their shift.
Source: ASVAB WK, Vocabulary

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About this topic: Synonym Recognition

Word Knowledge is mostly synonym questions: a word, sometimes in a short sentence, and four choices. Eliminate the words you know are wrong, use roots and prefixes on the rest, and never leave a blank — there is no penalty for guessing. This is one of 39 Word Knowledge questions on synonym recognition, each with a full explanation on a single study page.

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