Synonyms of cooperate in English:


See definition of cooperate


1‘police and social services cooperated in the operation’


collaborate, work together, work side by side, act together, act jointly, pull together, band together, come together, get together, join forces, team up, unite, combine, merge, amalgamate, pool resources, club together, make common cause, form an alliance

coordinate with each other, liaise with each other

conspire, connive, collude, be in collusion, work hand in glove

informal gang up

rare coact

2‘they were more than happy to cooperate’


be of assistance, assist, help, lend a hand, be of service, give one's support, give one's backing, contribute, chip in, do one's bit, throw in one's lot

participate, take part, join in, get involved, go along

informal pitch in, play ball, tag along, get in on the act

British informal muck in, get stuck in