fraternize

/ˈfrætərnaɪz/
verb
  1. To associate or spend time with someone in a friendly way, especially when such behavior is not officially allowed or is considered inappropriate.
    • The soldiers were told not to fraternize with the local villagers.
    • During the conference, delegates from rival companies were seen fraternizing at the hotel bar.
    • Managers should avoid fraternizing too closely with their subordinates.
  2. To be friendly or socialize with someone, without any negative connotation.
    • The new student quickly began to fraternize with her classmates.
    • Neighbors fraternized over the backyard fence during the barbecue.
    • At the summer camp, kids from different cities fraternized and made new friends.
Antonyms