VIGIL

Definition:

1. [noun] a period of sleeplessness
   
   
2. [noun] a devotional watch (especially on the eve of a religious festival)
   Synonyms: watch
   
   
3. [noun] a purposeful surveillance to guard or observe
   Synonyms: watch
   
   

Synonyms:

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Related Words:

• wake, viewing
• agrypnia
• listening watch, continuous receiver watch
• spying

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