Collins Russian Dictionary 2nd Edition © HarperCollins Publishers 2000, 1997:
conflict [n ˈkɔnflɪkt] [vi kənˈflɪkt] n конфли́кт; (of interests) столкнове́ние
vi противоре́чить (impf) друг дру́гу
to conflict with sth противоре́чить (impf) чему́-н
* is used to mark translations which have irregular inflections. The Russian-English side of the dictionary gives inflectional information.