Communalistic is an adjective that describes something or someone that is characterized by or based on communal ownership or sharing. There are several other words that can be used to convey a similar meaning to communalistic. These synonyms may include collective, cooperative, collaborative, congregational, community-based, or even socialistic.
The term collective can be used to describe a group of individuals sharing resources for a common goal. Cooperative and collaborative can be used to describe individuals or groups working together in a way that benefits everyone involved. Congregational and community-based can be used to describe things that are centered around a particular group, whether it be religious or cultural. Finally, socialistic can be used to describe a system in which the government owns and controls the means of production and distribution, in the interest of all.