ingroup
/ˈɪnɡrʌp/Definitions
1. noun
A group of people who share a common identity, interest, or affiliation, often distinguished from an outgroup.
“The ingroup of students at the university worked together to plan a charity event.”
2. verb
To identify or categorize something as belonging to a particular group or community.
“The new employee was ingrouped with the rest of the team after the onboarding process.”