congenialize
/kənˌdʒɛnɪˈɑɪlaɪz/Definitions
1. verb
to make someone feel at ease, comfortable, or friendly
“The host tried to congenialize the awkward guests with wine and small talk.”
2. verb
to make a place or atmosphere more welcoming or agreeable
“The new manager aimed to congenialize the office environment by introducing team-building activities.”