Focus on the pronunciation of interfere
English definition of “interfere”
/ˌɪn·tərˈfɪər/ v [I]
› to involve yourself in matters connected with other people without being asked or needed: Interfering in other people’s arguments is always a mistake. › If something or someone interferes with a situation or a process, it spoils it or prevents its progress: Even a little noise interferes with my concentration.