(a)afraidfilled with fear or apprehension“afraid even to turn his head”, “suddenly looked afraid”, “afraid for his life”, “afraid of snakes”, “afraid to ask questions”
(s)afraidfilled 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”
(s)afraidfeeling 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”