| coadjute(verb, meet, join, unite, link) |
| collaborate(verb, combine, associate, band, rally) |
| collect(verb, charge, increase, join, establish) |
| collocate(verb, charge, increase, gain, swell) |
| collude(rally, merge, integrate, collaborate) |
| combination(noun, mixture) |
| come aboard(expression, meet, join, unite, combine) |
| commixture(noun, mixture) |
| compile(verb, charge, increase, gain, swell) |
| composite(noun, mixture) |
| concentrate(verb, charge, increase, join, establish) |
| concoction(noun, mixture) |
| concrete(verb, close, set, firm, stick) |
| concur(verb, meet, join, combine, link) |
| congeal(verb, close, set, fix, settle) |
| conjoin(verb, meet, develop, secure, join) |
| consort(verb, join, unite, combine, mix) |
| conspire(rally, merge, integrate, collaborate) |
| contract(verb, close, set, fix, settle) |
| crystallize(verb, close, set, fix, settle) |