fraternate
/frætəˈneɪt/Definitions
1. verb
to associate or form a connection with another or others, especially in a friendly or business sense
“The company decided to fraternate with a new marketing firm to expand their client base.”
2. verb
to take part in or participate in a fraternal organization, especially in a social or ceremonial sense
“The new member was encouraged to fraternate with the rest of the club to get to know everyone.”