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affiliative drive

American  
[uh-fil-ee-uh-tiv, -ey-tiv] / əˈfɪl i ə tɪv, -ˌeɪ tɪv /

noun

  1. the urge to form friendships and attachments, typically prompting a person to attend social gatherings and join organizations as a way of preventing loneliness and gaining emotional security.


Etymology

Origin of affiliative drive

affiliate + -ive