WATCHFULNESS, noun 1. Vigilance; heedfulness; heed; suspicious attention; careful and diligent observation for the purpose of preventing or escaping danger, or of avoiding mistakes and misconduct. 2. Wakefulness; indisposition or inability to sleep. WATCHFULNESS-often precedes too great sleepiness.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI