afraid in WordNet English dictionary

1. filled with fear or apprehension
   "afraid even to turn his head"; "suddenly looked afraid"; "afraid for his life"; "afraid of snakes"; "afraid to ask questions"
   afraid 
   
2. filled with regret or concern; used often to soften an unpleasant statement
   "I'm afraid I won't be able to come"; "he was afraid he would have to let her go"; "I'm afraid you're wrong"
   afraid 
   
3. having feelings of aversion or unwillingness
   "afraid of hard work"; "afraid to show emotion"
   afraid 
   
4. feeling worry or concern or insecurity
   "She was afraid that I might be embarrassed"; "terribly afraid of offending someone"; "I am afraid we have witnessed only the first phase of the conflict"
   afraid