From the options given below, choose the word that is nearest in meaning to the given underlined word.

Vigilant

Watchful

The word that is nearest in meaning to the underlined word vigilant is watchful.

• Vigilant means to be alert and watchful, especially in order to detect danger or prevent crime.
• Watchful means keeping careful and constant observation.
• Smart means having or showing a quick and intelligent mind.
• Ambitious means having a strong desire for success or achievement.
• Intelligent means having a high degree of intelligence or mental ability.