Focus on the pronunciation of supplement
English definition of “supplement”
/ˈsʌplɪment/ verb [T]
› to add more people or things to an activity or process in order to improve it: During especially busy periods, around 175 temporary workers supplement a production workforce of 3,500. Legal controls have been supplemented by financial controls, especially over capital expenditure.
› HR, WORKPLACE to earn or receive extra money in addition to your basic salary or pension: Base pay of all executives is £125,000, supplemented by bonuses linked to individual output.supplement your income/earnings/pension They decided to use the equity in their home to supplement their income.