<p><strong>Adjective</strong></p><ul><li>Showing, using, or characterized by alertness and prudence in a hazardous or uncertain situation; careful or wary.</li><li>Example: "Be cautious about clicking on links, as they can often introduce harmful viruses to your computer."</li><li>Synonyms: vigilant, watchful, circumspect, chary, wary, guarded, prudent.</li></ul>