bipartisanship
clover
coaction
coadjuvancy
coadministration
coagency
cochairmanship
codirectorship
collaboration
collaborativeness
collectivism
collusion
commensalism
common effort
common enterprise
communalism
communism
communitarianism
community
complicity
concert
concord
concordance
concurrence
cooperation
cooperativeness
deuce-ace
duet
duumvirate
ecumenicalism
ecumenicism
ecumenism
esprit
esprit de corps
fellow feeling
fellowship
harmony
joining of forces
joint effort
joint operation
leash
mass action
morale
mutual assistance
mutualism
mutuality
octet
pooling
pooling of resources
pulling together
carriage
digit
equipage
figure
rig
triumvirate
frost-free
goatlike
gondale
greasefilte
health-giving
indymedia
latitude/longitude
law-and-order
negroe
outmost
paralympic
politer
rashly
roller coaster
scientific
straiter
teetotal
wishest
perestroika