Answer:
emotional loneliness
Explanation:
Emotional loneliness -
It is the mental condition , where the person is not happy with the social relationship, i.e. , she or he does not have someone to talk or share his or her emotions , problems , is known as emotional loneliness .
In this type of condition, the person feels very much sad about the being alone and not able to share his emotions with anyone.
Hence, from the question,
Jakob is experiencing emotional loneliness .