| abet(aid, cooperate, collaborate) |
| advance(aid, cooperate, collaborate) |
| agree(aid, cooperate, collaborate) |
| aid(cooperate, collaborate) |
| assist(aid, cooperate, collaborate) |
| back up(expression, aid, cooperate, collaborate) |
| band(aid, cooperate, collaborate) |
| be in cahoots(verb, help, aid, assist, participate) |
| befriend(aid, cooperate, collaborate) |
| chip in(expression, aid, cooperate, collaborate) |
| coact(participate, cooperate, conspire) |
| coadjute(aid, cooperate, collaborate) |
| cofunction(participate, cooperate, conspire) |
| coincide(aid, cooperate, collaborate) |
| collaborate(verb, aid, participate, cooperate, conspire) |
| collude(participate, cooperate, conspire) |
| combine(aid, cooperate, collaborate) |
| come together(expression, participate, cooperate, conspire) |
| comply with(expression, aid, cooperate, collaborate) |
| concert(aid, participate, cooperate, collaborate, conspire) |