| brother(noun, buddy, chum, crony) |
| cohort(noun, buddy, chum, crony) |
| collaborator(noun, buddy, chum, crony) |
| colleague(noun, buddy, chum, crony) |
| compadre(noun, buddy, chum, crony) |
| confederate(noun, buddy, chum, crony) |
| confidant(noun, buddy, chum, crony) |
| confidante(noun, buddy, chum, crony) |
| crony(noun, buddy, chum, sidekick) |
| familiar(noun, buddy, chum, crony) |
| hearty(noun, buddy, chum, crony) |
| hobnobber(noun, buddy, chum, crony) |
| intimate(noun, buddy, chum, crony) |
| musketeer(noun, buddy, chum, crony) |
| peer(noun, buddy, chum, crony) |
| sister(noun, buddy, chum, crony) |
| sport(noun, buddy, chum, crony) |
| sympathizer(noun, buddy, chum, crony) |
| well-wisher(noun, buddy, chum, crony) |