General opposites:
* Afraid: This is the most straightforward opposite.
* Fearful: Similar to afraid, but with a stronger emphasis on the feeling of fear.
* Timid: Implies a lack of confidence and boldness.
* Scared: Often used to describe a sudden or intense feeling of fear.
* Apprehensive: Anticipating something negative with anxiety.
More specific opposites, depending on the context:
* Hesitant: If "unafraid" implies being willing to act, the opposite could be hesitant or reluctant.
* Cautious: If "unafraid" implies a lack of caution, the opposite could be cautious or wary.
* Anxious: If "unafraid" implies calmness, the opposite could be anxious or nervous.
* Cowardly: This implies a lack of courage and a willingness to avoid danger.
To give you the most accurate opposite, please provide more context about how "unafraid" is being used.