| coincidence(noun, conjunction, agreement, correspondence, concurrence) |
| joint effort(noun, expression, harmony, unity, cooperation) |
| trio |
| collaborationism |
| combination(noun, conjunction, support, help, aid) |
| assistance(noun, support, help, aid, service) |
| coalition(noun, support, help, aid, agreement) |
| collaborate |
| contribution(noun, support, backing) |
| fraternization(noun, support, agreement, connection, association) |
| relationship building |
| accompaniment(conjunction, correspondence, concurrence, coexistence) |
| affiliation(noun, conjunction, support, agreement, connection) |
| agreement(noun, conjunction, support, connection, association) |
| aid(noun, support, help, service, assistance) |
| assist(noun, support, help, aid, backing) |
| cahoots(conjunction, support, help, aid, service) |
| coadjuvancy(support, help, aid, service, assistance) |
| combined effort(expression, support, aid, service, assistance) |
| complicity(noun, conspiracy) |