| collusion(noun, support, agreement, connection, association) |
| combination(noun, support, group, agreement, connection) |
| communion(noun, support, agreement, connection, association) |
| concurrence(noun, support, agreement, connection, association) |
| confederacy(noun, support, group, agreement, connection) |
| confederation(noun, support, agreement, connection, association) |
| congruity(noun, support, agreement, connection, association) |
| conjunction(noun, support, agreement, connection, tie) |
| connection(noun, support, agreement, association, union) |
| consanguinity(noun, support, agreement, connection, association) |
| consortium |
| cooperation(noun, support, agreement, connection, association) |
| cordial understanding |
| cordiale |
| double entendre(expression, idiom, wit, equivocalness) |
| egotistic |
| egotistical |
| engagement(noun, support, agreement, connection, association) |
| equivoque(impurity, equivocalness) |
| fraternization(noun, support, agreement, connection, association) |