Strong's G2842 — κοινωνία (noun)
koinonia (koy-nown-ee'-ah) n.
1. partnership
2. (literally) participation
3. (social) intercourse
4. (financial) benefaction
[from G2844]
KJV: (to) communicate(-ation), communion, (contri-)distribution, fellowship 
Root(s): G2844 
Hebrew root: κοινωνός
Occurrences: 19