From koinonos; partnership, i.e. (literally) participation, or (social) intercourse, or (pecuniary) benefaction -- (to) communicate(-ation), communion, (contri-)distribution, fellowship.
see GREEK koinonos
κοινωνίᾳ (koinōnia) − 9 Occurrences
κοινωνίαν (koinōnian) − 7 Occurrences
κοινωνίας (koinōnias) − 3 Occurrences