| cash in(verb, expression, phrasal verb, change, shift) |
| castle(verb, change, shift, reverse, trade) |
| cement(verb, hold, meet, secure, join) |
| chain(verb, hold, cover, secure, restrain) |
| change(verb, shift, reverse, trade, substitute) |
| change hands(verb, expression, change, shift, reverse) |
| coact(verb, meet, unite, combine, mix) |
| coalesce |
| collude(unite, participate, cooperate, rally, merge) |
| come aboard(verb, expression, fix, meet, join) |
| come together(verb, expression, phrasal verb, meet, join) |
| commute(verb, change, shift, reverse, trade) |
| concur(unite, participate, cooperate, rally, merge) |
| confederate(verb, join, unite, combine, link) |
| consociate(verb, fix, join, combine, link) |
| consolidate(join, unite, combine, link, absorb) |
| conspire(unite, participate, cooperate, rally, merge) |
| contact with(verb, expression, phrasal verb, change, shift) |
| convert into(verb, expression, phrasal verb, change, shift) |
| cooperate(verb, meet, unite, combine, mix) |