We don't have synonyms for consociation yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are consecration, convocation and consolidation.
(n) :
intimate union; fellowship; alliance; companionship; confederation; association; intimacy; a voluntary and permanent council or union of neighboring Congregational churches, for mutual advice and cooperation in ecclesiastical matters; a meeting of pasters and delegates from churches thus united
"friendly consociation with your kindred elements."
(n) :
intimate union; fellowship; alliance; companionship; confederation; association; intimacy; a voluntary and permanent council or union of neighboring Congregational churches, for mutual advice and cooperation in ecclesiastical matters; a meeting of pasters and delegates from churches thus united
"friendly consociation with your kindred elements."