Common misspellings of the word cumulative are:
How do you spell cumulative?. It is not cmulative or cmuulative or cumlative or cumluative or cumualtive or cumuative or cumulaitve or cumulaive or cumulatative or cumulatie or cumulatiev or cumulativ or cumulatve or cumulatvie or cumultaive or cumultive or cuulative or cuumlative or ucmulative or even umulative for that matter!