alert
adjective
- 1
engaged in or accustomed to close observation
caught by a couple of alert cops
alert enough to spot the opportunity when it came
- 2
mentally perceptive and responsive
an alert mind
alert to the problems
- 3
quick and energetic
a brisk walk in the park
a lively gait
noun
- 1
an automatic signal (usually a sound) warning of danger
- 2
a warning serves to make you more alert to danger
- 3
condition of heightened watchfulness or preparation for action
bombers were put on alert during the crisis
verb
- 1
warn or arouse to a sense of danger or call to a state of preparedness
The empty house alarmed him
We alerted the new neighbors to the high rate of burglaries
Also useful for “alert”:Wordle Solver— Five letters — perfect Wordle material