French union

← Old French union (inherited)

← Latin ūnus (derived)

→ Bulgarian унион (borrowed)

→ German Union (derived)

→ French Union (mention)

→ French réunion (mention)

→ French unioniste (suffix)

→ French désunion (prefix)

→ Indonesian uni (derived)

→ Ido uniono (borrowed)

→ Romanian uniune (borrowed)