Decisionmaker rhymes with:
nunemaker, rainmaker, automaker, basketmaker, boilermaker, candlemaker, carmaker, chipmaker, dealmaker, dressmaker, drugmaker, fenstermaker, filmmaker, foodmaker, glassmaker, hammaker, hatmaker, haymaker, homemaker, kingmaker, lawmaker, marketmaker, matchmaker, moneymaker, moviemaker, newsmaker, nunemaker, oddsmaker, pacemaker, pagemaker, peacemaker, policymaker, printmaker, rainmaker, schoemaker, schomaker, schumaker, shoemaker, shomaker, shoumaker, shumaker, slaymaker, steelmaker, tiremaker, toolmaker, toymaker, troublemaker, wanamaker, wannamaker
Decisionmaker sounds like:
dischinger, dissinger, dysinger