affiliation
alignment
alliance
amalgamation
association
boon companionship
brotherhood
brotherliness
cahoots
camaraderie
chumship
coadunation
coalescence
coalition
colleagueship
collegialism
collegiality
combination
community of interest
companionship
comradery
confederacy
confederation
confraternity
consolidation
consorting
consortship
copartnership
copartnery
esprit de corps
federation
fellowship
fraternalism
fraternity
fraternization
freemasonry
fusion
good-fellowship
hobnobbing
hookup
inclusion
incorporation
integration
league
merger
partnership
sisterhood
sisterliness
sodality
sorority
sociability
sociableness
amity
chivalry
condescension
contentment
esteem
frankness
friendliness
friendship
gaiety
gladness
good-will
intimacy
kindliness
kinship
solidarity
will