1.Definition: afflicted with or marked by anxious uneasiness or trouble or grief

"Worried parents", "A worried frown", "One last worried check of the sleeping children"

Related Adjective(s):disquieted, distressed, disturbed, upset

2.Definition: mentally upset over possible misfortune or danger etc

"Not used to a city and worried about small things"

Related Adjective(s):apprehensive