Definition of watchfulness:
charge, circumspection, trouble, management, heed, oversight, alerting, precaution, qui vive, watch, weather eye, red alert, forethought, wariness, sharp-sightedness, on the qui vive, alertness, direction, sleeplessness, wakefulness, worry, awareness, vigilance, solicitude, alert, perplexity, anxiety.
- attention (part of speech: noun)
vigilance (part of speech: noun)
He froze in his place, staring straight before him; but Terry gathered an impression of the most intense watchfulness- as though, while he stared straight before him, he had sent other and mysterious senses exploring for him.- "Black Jack", Max Brand.
- "Okewood of the Secret Service", Valentine Williams.
- "Lady Audley's Secret", Mary Elizabeth Braddon.