communalism

noun
1
the fact of living together and sharing possessions and responsibilities
اشتراکی‌گرایی, زندگی اشتراکی
2
a strong sense of belonging to a particular community, especially a religious community, that can lead to extreme behaviour or violence towards others
فرقه‌گرایی, تعصب گروهی, قوم‌گرایی