watchful, vigilant, wide-awake, alert mean being on the lookout especially for danger or opportunity. watchful is the least explicit term.
the watchful eye of the department supervisor vigilant suggests intense, unremitting, wary watchfulness.
eternally vigilant in the safeguarding of democracy wide-awake applies to watchfulness for opportunities and developments more often than dangers.
wide-awake companies latched onto the new technology alert stresses readiness or promptness in meeting danger or in seizing opportunity.
alert traders anticipated the stock market's slide
Examples of watchful in a Sentence
We need to be more watchful of our children.
The hotel is being built under the watchful eye of its architect.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'watchful.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.