ceno-, cene-, cen-, ceoen-, ceoene-, coeno-, coen-, coino-, coin-, kaino-, kain-, koino-, koin-

(Greek: common, shared)

Christian fellowship or communion with God or with fellow Christians; referring in particular to the early Christian community.
koinoniphobia (s) (noun) (no plural)
An irrational dread of being in a room full of people or in the company of a group of people: Becky always sat next to the open door when there was a staff meeting because of her koinoniphobia and her fear of being cramped in a space full of individuals.
Referring to sharing the interests of a group of people.
Sharing the interests of a group of people.
zoocoenosis (s) (noun), zoocoenoses (pl)
An animal community: Zoocoenosis refers to the interaction of organisms dwelling together in one area.

The term zoocoensis is seldomly used by English-speaking scientists who normally use the expression ecosystem instead for the community of fauna.