- neglect, daydreaming, indifference, oversight, recklessness, inattentiveness, remissness, unawareness, ignorance, daze, unconsciousness, preoccupation, slight, omission, disregard, absentmindedness, negligence, abstraction, absorption, engrossment, obliviousness, inattention, distraction, unwariness.
Doubtless she considered watchfulness her duty. "Christian's Mistake" by Dinah Maria Mulock Craik
This calculation, which was not inconsistent with the keenest watchfulness on my part whenever we turned a corner or passed the mouth of an alley, was brought to an end by our safe arrival at the house. "Historical Romances: Under the Red Robe, Count Hannibal, A Gentleman of France" by Stanley J. Weyman